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S&S Diesel 350% over LLY injector Reman LLY Duramax (2004.5 '05) SET led PedalMAX • Eliminate Pedal Lag FGXX 668603 PedalMAX • Eliminate Pedal Lag • Enhance low and mid horsepower • Works on most 2008 2018 GM Trucks (see list below) • Plug and Play Installation Works on most 2008 2018 GM Trucks The 300 620 plenum entry configuration is designed to allow the included Hi Ram 105 mm plenum top to be fitted to a low profile base intake manifold 350% over LLY injector Reman
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