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Our custom tuning packages are individually refined and balanced exclusively exclusively for your vehicle to deliver unparalleled tuning reliability
Genuine OEM GM Parts with 1 Year GM Warranty
Incredible Ultimate reliability/ durability - proven in racing competition and validated by Porsche
Increases horsepower and torque by 20 whp and 21 ft-lbs
Drastically improved power delivery which comes on much sooner and earlier (-1500rpms) in the RPM range compared to the restrictive OEM heat exchange
Speed Engineering C7 Corvette 2" Longtube Exhaust Headers 2014-19 (LT1, LT4 Engines) Speed Engineering Spark Plug Wires:10" Our custom tuning packages areSpeed Engineering headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our headers are mandrel bent, tig welded, and feature polished stainless steel construction. All of our headers have been dyno proven. We stand behind our headers in saying you will not find a better fitting, quality built, budget header for your vehicle. Features include: Mandrel Bent Tubing Full 2" Port Matched Primaries Great