LS, GMP, 5.7, HEAD BOLTS, 1 HEAD 62 mm All intake boots are available

All intake boots are available from the original Alloy OTR right through to the new V2 VE-VF OTR

or aftermarket 4

Guaranteed to increase horsepower and torque

this cabin filter is designed to last for the entire lifespan of your vehicle

RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable

LS, GMP, 5.7, HEAD BOLTS, 1 HEAD 62 mm All intake boots are availableGM Performance Head Bolt set suit staggered bolt style LS1's Genuine replacement head bolts for use in LS engines that require staggered bolt lengths found in pre September 2003 Vehicles. For LS1 LS6's that require all same length head bolts, post September 2003 please go here **Please note these are Sold Individually 2x required to do 1 Engine**