Drop-In - HO Scale

Digitrax DH165A0 DCC Decoder - HO Drop-in AT-Style Board     Features:DH165A0 fits Athearn Genesis, Kato, Stewart, Atlas & Other HO Locomotives. Compatible with Sound Bug Sound Only DecodersDecoder Lock equipped   Series 6 Decoder...

Digitrax DH165K0 DCC Decoder - HO Drop-in AT-Style Board     Features:DH165K0 Fits Kato, Stewart, Atlas & OtherHO Locomotives Compatible with Sound BugDecoder Lock equipped   Series 5 Features Sound Bug Compatible:  Series 5...

Digitrax DH165K1A DCC Decoder - HO Drop-in for Kato     Features: DH165K1A fits many Kato HO Diesel Locomotives. Compatible with Digitrax Sound Bug Decoder Lock equipped   Series 5 Features Sound Bug Compatible:  Series 5 Digitrax...

Digitrax DH165L0 DCC Decoder - HO Drop-in Board for Life-Like     Features:Series 5 Decoder for Proto 2000 Plug ‘N Play Installation Compatible with Sound BugDecoder Lock equipped   Series 5 Features Sound Bug Compatible: ...

Digitrax DH165Q1 DCC Decoder - HO Drop-in Board for QSI-Style Replacement     Features:DH165Q1 fits Atlas, Intermountain, LifeLike & Other factory sound-equipped HO Locomotives. Compatible with Digitrax Sound Bug.Decoder Lock...

ESU 53952 Adapter Board - NEM660 21MTC Integral Connector to BLI Steam Paragon 3 & 4 With the help of the BLI Paragon 3/4 (P34) adapter board, H0 Scale tender steam locomotives from Broadway Limited (BLI), in which a Paragon 3 or Paragon 4 decoder...

ESU 58821 LokSound 5 Direct NMRA DCC Sound Decoder - HO Drop-in AT-Style Adapter Board   ESU decoder ship to us blank (or mute, or no pre-loaded sound file, or...) unlike other decoder options that we offer.  The ESU Sound File Library offers...

ESU 58921 LokSound 5 Direct NMRA DCC Sound Decoder - HO Drop-in AT-Style Adapter Board w/ Integrated PowerPack   ESU decoder ship to us blank (or mute, or no pre-loaded sound file, or...) unlike other decoder options that we offer.  The ESU...

NCE DA-SR DCC Decoder - HO Drop-in AT-Style BoardEasy installation in many locomotives with Kato drive mechanisms such as Atlas/Stewart/Kato and Proto 1000. This decoder has five function outputs.   Fits Models: Atlas GP38, GP40, RS1/2/3, C424/5,...

NCE DA-SR DCC Decoder - HO Drop-in AT-Style BoardEasy installation in many locomotives with Kato drive mechanisms such as Atlas/Stewart/Kato and Proto 1000. This decoder has five function outputs.   Fits Models: Atlas GP38, GP40, RS1/2/3, C424/5,...

NCE SW9-SR DCC Decoder HO Life-Like SW8-9-900-1200 Drop-In   This decoder is designed for easy installation in Lifelike Proto 2000 SW8/SW9/SW1200 Locomotives. NCE Decoders offer the following features: Torque Compensation for ultra smooth low...

NixTrainz Decoder Buddy 12 Output V5B 2.2k Ohm Resistor 21-HW - 21MTC Adapter Board - NEM660 21MTC Integral Connector     Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple...

NixTrainz Decoder Buddy 8 Output Original 2.2k Ohm Resistor 21-HW - 21MTC Adapter Board - NEM660 21MTC Integral Connector     Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple...

NixTrainz Decoder Buddy Mini 1k Ohm Resistor 21-HW - 21MTC Adapter Board - NMRA-NEM660 21MTC Integral Connector   Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple added features...

SoundTraxx 852002 MC2H104AT Mobile DCC Decoder - HO Drop-in AT-Style Board     This decoder is a perfect mate for the non-sound units that run with Tsunami Sound Decoders.   Soundtraxx Mobile Decoders offer the following...

SoundTraxx 882004 ECO-PNP Econami DCC Sound Decoder - Diesel - HO Drop-in AT-Style Board     **Be sure to read about Tsunami 2 Speaker Selection here.     Now the biggest name is sound is also biggest name in value!...

SoundTraxx TSU-BH2 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board     **Be sure to read about Tsunami 2 Speaker Selection here.     Blunami will change the way you enjoy the model railroading hobby!...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board XCXD;R''] **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

TCS 1000 A4X DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1001 A6X DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1252 WOWSound DCC Sound Decoder - WOW-Plug & Play w/ KA-4 Keep Alive -Electric - HO Drop-in Board for Bachmann ACS-64 This product is specifically designed to be installed into Bachmann's AMTRAK® CITY SPRINTER Trainset. ACS-64 recordings...

TCS 1343 LL8 DCC Decoder - HO Drop-in Board for Life-Like Proto 2000 with NEM652 8-pin Integral Connector     The LL8 is a 8-function direct-plug decoder designed specifically to meet the needs of LifeLike/Proto 2000 models. The LL8 can quickly...

TCS 1402 LL8-LED DCC Decoder - HO Drop-in Board for Life-Like Proto 2000 with NEM652 8-pin Integral Connector     The LL8-LED is a 8-function direct-plug decoder designed specifically to meet the needs of LifeLike/Proto 2000 models. The...

TCS 1416 AS6 DCC Decoder - HO Drop-in Board for Atlas S1, S2, S3, S4     This full featured 6 function BEMF decoder fits the following Atlas HO Scale engines: S1, S2, S3, and S4. See the installation pages for a full list of compatible...

TCS 1430 A6X-KA DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1001 A6X DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

  TCS 1446 A4X-KA DCC Decoder- HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

  TCS 1446 A4X-KA DCC Decoder- HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1543-HP Life-Like P2K MB-1 Motherboard Adapter Board - High Pins   This motherboard is designed to replace the existing circuit board in a Walthers Proto 2000 0-6-0 and 0-8-0. This board is designed to receive a WOW121 or EU621 decoder and...

TCS 1543-LP Life-Like P2K MB-1 Motherboard Adapter Board - Low Pins   This motherboard is designed to replace the existing circuit board in a Walthers Proto 2000 0-6-0 and 0-8-0. This board is designed to receive a WOW121 or EU621 decoder and...

TCS 1544-HP Bachmann MB-1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Light 4-8-2 (short tender) or the 2-8-0. This board provides an onboard Keep Alive® for...

TCS 1544-LP Bachmann MB-1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Light 4-8-2 (short tender) or the 2-8-0. This board provides an onboard Keep Alive® for...

TCS 1545-HP Bachmann MB-2 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Heavy 4-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1545-LP Bachmann MB-2 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Heavy 4-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an onboard...

TCS 1546-HP Bachmann MB-3 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Baldwin 2-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1546-LP Bachmann MB-3 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Baldwin 2-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1557-HP Bachmann MB-4 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Richmond 4-4-0. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1557-LP Bachmann MB-4 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Richmond 4-4-0. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1615-HP RTR-MB1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in the Athearn Diesel Ready-To-Roll locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth...

TCS 1615-LP RTR-MB1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in the Athearn Diesel Ready-To-Roll locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth...

TCS 1616-HP GEN-MB1 Motherboard Adapter Board - High Pins     The GEN-MB1 motherboard is designed to replace the original lighting board in Athearn's "Genesis" line of diesel locomotives. For a list of models with confirmed compatibility with...

TCS 1616-LP GEN-MB1 Motherboard Adapter Board - Low Pins     The GEN-MB1 motherboard is designed to replace the original lighting board in Athearn's "Genesis" line of diesel locomotives. For a list of models with confirmed compatibility with...

TCS 1617-HP IB-MB1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the Bowser S12,...

TCS 1617-HP-WK IB-MB1 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as...

TCS 1617-LP IB-MB1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the Bowser S12, the...

TCS 1617-LP-WK IB-MB1 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as...

TCS 1618-HP IB-MB2 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1618-HP-WK IB-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as...

TCS 1618-LP IB-MB2 Motherboard Adapter Board - Low Pins       This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as...

TCS 1618-LP-WK IB-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as...

TCS 1619-HP IB-MB1-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the...

TCS 1619-LP IB-MB1-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the...

TCS 1620-HP IB-MB2-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1620-LP IB-MB2-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1622-HP AK-MB1 Motherboard Adapter Board - High Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth operation over troublesome...

TCS 1622-LP AK-MB1 Motherboard Adapter Board - Low Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth operation over troublesome...

TCS 1623-HP AS-MB2 Motherboard Adapter Board - High Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth operation over...

TCS 1623-HP-WK AS-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1623-LP AS-MB2 Motherboard Adapter Board - Low Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth operation over...

TCS 1623-LP-WK AS-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1624-HP AS-MB2-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1624-LP AS-MB2-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1627-HP WM-MB1 Motherboard Adapter Board - High Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this motherboard is a KA2...

TCS 1627-HP-WK WM-MB1 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this...

TCS 1627-LP WM-MB1 Motherboard Adapter Board - Low Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this motherboard is a KA2...

TCS 1627-LP-WK WM-MB1 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this...

TCS 1628-HP WM-MB2 Motherboard Adapter Board - High Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard is a KA4...

TCS 1628-HP-WK WM-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard...

TCS 1628-LP WM-MB2 Motherboard Adapter Board - Low Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard is a KA4...

TCS 1628-LP-WK WM-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard...

TCS 1634-HP Bachmann B-MB7 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the K4 steam. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1634-LP Bachmann B-MB7 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the K4 steam. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1635-HP Bachmann B-MB8 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the 4-6-0. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1635-LP Bachmann B-MB8 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the 4-6-0. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1740 WOW Kit WDK-BOW-3 with WOW121-Diesel DCC Sound Decoder for Bowser ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional results...

  TCS 1741 WOW Kit WDK-LIF-1 with WOW121-Diesel DCC Sound Decoder for Life-Like ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

  TCS 1742 WOW Kit WDK-LIF-2 with WOW121-Diesel DCC Sound Decoder for Life-Like ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

  TCS 1743 WOW Kit WDK-LIF-3 with WOW121-Diesel DCC Sound Decoder for Life-Like ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

  TCS 1751 WOW Kit WDK-ATL-5 with WOW121-Diesel DCC Sound Decoder For Atlas ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

  TCS 1752 WOW Kit WDK-ATL-4 with WOW121-Diesel DCC Sound Decoder For Atlas ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

TCS 1753 WOW Kit WDK-ATH-9 with WOW121-Diesel DCC Sound Decoder For Athearn ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional results...

TCS 1772 WOW Kit WDK-ATH-1 with WOW121-Diesel DCC Sound Decoder For Athearn ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional results...

  TCS 1755 WOW Kit WDK-ATH-7 with WOW121-Diesel DCC Sound Decoder For Athearn ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

  TCS 1759 WOW Kit WDK-KAT-1 with WOW121-Diesel DCC Sound Decoder for Kato ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

TCS 1760 WOW Kit WDK-BOW-2 with WOW121-Diesel DCC Sound Decoder for Bowser ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional results...

TCS 1761 WOW Kit WDK-BOW-1 with WOW121-Diesel DCC Sound Decoder for Bowser ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional results...

TCS 1764 WOW Kit WDK-INT-3 with WOW121-Diesel DCC Sound Decoder for InterMountain ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...

TCS 1765 WOW Kit WDK-INT-2 with WOW121-Diesel DCC Sound Decoder for InterMountain ModelsEach WOWKit has been engineered for a perfect fit in your locomotive. Even if you are new to DCC or DCC installations, you can achieve Easy, Clean, Professional...