GSC Power-Division Single Intake Valve Guide (STD) Set of 12 (gsc3032-12) 17090 0 L 2UR-GSE V8 (gasoline)

0 L 2UR-GSE V8 (gasoline) -25+whp/25tq gains -Unique/exotic sound -Great bottom end torque gains -Available with ceramic coating -100% bolt on installation -Includes dipstick tube for installation -Built to order

These Cat Bypass Pipes will make your McLaren a LOT louder

The MX8270 model is designed for high power at high RPM

2012-2013 Infiniti QX56 V8-5

These Sport Cats will help bring out the signature lopey American V8 sound from your LT2 engine

GSC Power-Division Single Intake Valve Guide (STD) Set of 12 (gsc3032-12) 17090 0 L 2UR-GSE V8 (gasoline)GSC has quite simply made a series of valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality