Catalog items over $500

Plug-N-Play Standalone Engine Management System With the MegaSquirtPNP EMS, we've simply taken all of the wiring homework and labor out of the proj...

MS3Pro Plug-N-Play Standalone Engine Management System With the MS3Pro PNP EMS, we've simply taken all of the wiring homework and labor out of the ...

Get an increase in exhaust flow and gain additional HP. Manufactured in the USA from T304 aircraft quality stainless steel. Backed by a Limited Lif...

MS3Pro Plug-N-Play Standalone Engine Management System With the MS3Pro PNP EMS, we've simply taken all of the wiring homework and labor out of the ...

MS3Pro Plug and Play for 1996-1999 BMW M3 E36 With the MS3Pro PNP EMS, we've simply taken all of the wiring homework and labor out of the project f...

If you plan on swapping in an M52TU, M54 or S54 engine into your BMW chassis, our harness adapters are the easiest way to go. This adapter is inten...

The Spec E9x series tune for the N52B30 engine. The Spec E9X Tune by Epic Motorsports includes specific software calibration. The Spec e9x software...

If you plan on swapping an N52 or N54 engine into your e30, our harness adapters are the easiest way to go. Harnesses include the OBD2 diagnostic p...

If you plan on swapping a K-series (K20 or K24) engine into your E30, our plug and play harness adapters are the easiest way to go. These work best...

If you plan on swapping an N52 or N54 engine into your e36, our harness adapters are the easiest way to go. Harnesses include the OBD2 diagnostic p...

If you plan on swapping in an M62, M62TU or S62 engine into your BMW chassis, these universal harness adapters are the easiest way to go. This adap...

If you plan on swapping an N52 or N54 engine into your race car, our harness adapters are the easiest way to go. Harnesses include the OBD2 diagnos...

If you plan on swapping an N52 or N54 engine into your e39, our harness adapters are the easiest way to go. Harnesses include the OBD2 diagnostic p...

If you plan on swapping an N52 or N54 engine into your e46, our harness adapters are the easiest way to go. Harnesses include the OBD2 diagnostic p...