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2004.5-2005 Chevy Duramax LLY

WKP 2001-2010 Chevy Duramax Autocal
The WKP AutoCal supports 2001-2010 Duramax. It is programmed with 5 custom tunes for Duramax. This device allows you to clear and read out diagnostic trouble codes. It also allows you to data log your trucks performance. Our WKP Autocal comes with 5 custom tunes (DSP5 tuning only - switch required) which include: opt. stock (econ), tow (with tu...

2001-2010 Chevy Duramax Single Tune Autocal
Power Performance Enterprises Single Tune AutoCal will come with one tune of your choice pre-loaded on on to the AutoCal. Power levels consist of ( most popular tunes ) Optimized Stock 30HP Heavy Tow 60HP Light Tow/Street 100HP Hot 120HP Race 150HP (requires you to have a lift pump) Race Built Trans 180HP Maxx Effort Built Trans 230HP The P...