What Year Trucks (Chevy, Dodge, Ford) Require DEF?

Most diesel-powered passenger cars and trucks made after 2010 need DEF. These cars and trucks come standard with Selective Catalytic Reduction (SCR) to comply...


Issues & Errors

VCT Solenoid Stuck Open What Should I Do?

This technology reduces emissions and improves engine performance. It also increases fuel efficiency. It seems more efficient than other engine oils with fixed camshafts. It also...


Borla vs Flowmaster: Which Exhaust Is Better?

This contest is another performance muffler battle! Borla vs Flowmaster – which system is superior? Many performance mufflers are on the market, with Flowmaster...

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