JE Pistons SUB STI EJ257 99.75mm Bore CR 8.5 KIT Set of 4 Pistons 2011-audi-a5-quattro-esi6133846 After applying the coating

After applying the coating

ARP BMC A-Series 9 Studs Head Stud Kit

this IS1345 intake includes a fully serviceable Injen SuperNano-Web dry air filter

This unique dual transverse exhaust system is constructed form mandrel bent stainless steel and is TIG welded

large internal volume

JE Pistons SUB STI EJ257 99.75mm Bore CR 8.5 KIT Set of 4 Pistons 2011-audi-a5-quattro-esi6133846 After applying the coatingAs the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for European, import and sport compact applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag strip, JE Pistons? performance is proven in victory