SLP Headers, 1 3/4 Tuned/Long Tube, 2001-04 LS1 C5 Corvette.

From the leader in late-model GM performance comes the ultimate in C5 header technology. The product of months of testing and development, these long-tube headers employ our patent-pending tuned-length design to optimize exhaust scavenging for phenomenal power increases. Gains of up to 35 horsepower and 47 lb.-ft. of torque are possible, depending on your application!

SLP's Tuned-Length Long-Tube Headers are constructed from 409 stainless steel and feature 1 3/4" primary tubes flowing into a 3" 4-into-1 collector. They're fully compatible with all stock emissions-control equipment and use OEM flanges for a perfect fit and proper bolt retention.

Notes: Headers require SLP H-Downpipe and Header Installation Kit (not included). SLP Catalytic Converters optional. Not legal for use on pollution-controlled motor vehicles.

SLP LS1/LS6 Tuned-Length Long-Tube Headers:

• Reduce 1/4-mile ETs by up to 4 tenths of a second and increase trap speeds by as much as 4 mph.
• Offer easy, bolt-on installation.
• Cost significantly less than competing C5 headers.
• Are compatible with all factory emissions equipment.
• Feature .055" wall-thickness 409 stainless steel tubing to ensure long life.
• Are mandrel bent to maximize flow.
• Use a polished aluminum-ceramic thermal barrier coating (interior and exterior surfaces) to keep heat in, exhaust velocity up, and under-hood temperatures down.
• Are covered by our Performance Guarantee and Lifetime Limited Warranty.