Engine Tuning and Diagnostics

Instruments, chips, devices and software for sale to diagnose issues within an engine, and maximize its tuning for optimal performance. These can be used to tune a drag race, circle track, oval track or sports car engine for speed and power, but are equally applicable to street cars,hot rods, trucks and muscle cars to improve their fuel efficiency, engine torque and power, and other performance needs.

Engine Tuning and Diagnostics Close Subcategory -

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Posted Today, 12:45 AM
Erie , PA

Brand New in the Box Gen VII Unit . I never had the time and money to have it installed in my car . So Im selling everything . Call me @ 609-970-8936

Posted Yesterday, 12:10 PM
Sewell , NJ

Nitro- methane 100% 1 gallons -
1 Gallon Torco Nitromethane 100% Nitro cannot be used straight. It must be...

Posted 4 days ago
Nashville , TN

We will flow test you mechanical fuel pump and report to you with two...

Posted 4 days ago
Nashville , TN

EX Hardware stack for Dynojet Dyno 

Posted 5 days ago
Oklahoma City , OK

For sale is a new Holley HP EFI Injection Ecu. This unit has the 16...

Posted 6 days ago
Chicago Ridge , IL

Used DIY flow bench... Just need a laptop or tablet with excel or Microsoft fp and a shop vac ( I used a 20gal 6.5hp and had great results) can sell...

Posted 8 days ago
Morgantown , IN

Replay Tach w/RPM Switch
Digital Delay, the company that invented and patented the Crossover, designed and manufactured the Replay Tach with RPM...

Posted 9 days ago
Charlotte Hall , MD

Trailer Weather Station
The RaceAir Cloud Racing Weather Station is the most accurate and...

Posted 9 days ago
Charlotte Hall , MD

The RaceAir Cloud Racing Weather Station is the most accurate and comprehensive trailer weather station on the market....

Posted 9 days ago
Charlotte Hall , MD

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