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Genuine replacement head bolts for use in LS engines that require same bolt lengths found in post September 2003 LS1/LS6 Vehicles
There’s no need to remove the ECM from the truck
ATI Super Damper Serpentine Series harmonic balancers are patented and feature grooves for serpentine belts machined into the outer damper shell
Mandrel-bent aluminum intake tube paired with oversized oiled cotton air filter
Some K&N 57S Series Performance Airboxes are compliant with the latest TUV emissions and sound regulations
HP-7021 K&N Oil Filter, 2008 - 2021 Toyota/Lexus/ Scion/ Pontiac intake-kits Genuine replacement head bolts forOVERVIEW The KNHP 7021 cartridge oil filter from K&N is built for drivers who expect more from their service parts. Whether you're behind the wheel of a daily driver or something with a bit more bite, this filter delivers reliable, high flow performance and excellent filtration. Its a solid step up from standard replacements, designed to support synthetic oils, maintain oil pressure, and help reduce wear in demanding conditions. DETAILS Efficient
