American Racing: 1984-1991 C4 Corvette Long System Headers, 1-3/4” or stepped 1-3/4” X 1-7/8” 11mm along with exceptional engineering have

along with exceptional engineering have created some of the most desired wheel designs for almost a decade now

Mounts under the hatch floor for a stealth look and you don't lose any trunk space

Recommended change is annually

Unisex Sizing

American Racing: 1984-1991 C4 Corvette Long System Headers, 1-3/4” or stepped 1-3/4” X 1-7/8” 11mm along with exceptional engineering haveFor C4 Corvette owners, American Racing Headers has answered the call. C4 systems are currently available with features youd expect from ARH, including your choice of 1 3 4 or stepped 1 3 4 X 1 7 8 primaries and our 3 or 2 1 2" X Pipe equipped exhaust (with or without our 200 cell metallic substrate cats). It simply doesnt get better. Will work with straight or angle plug heads. Expect minimum gains of 25 RWHP. Convertibles require our 2 1 2" X Pipe