Comp Cams Camshaft Kit, LS1 XR281HR-12 Carbon Fiber this downpipe is optimized for

this downpipe is optimized for high-heat durability and extreme driving conditions

Width: 61 inches

Reduced mass improves RPM stability

Hard panel construction resists weathering and UV fading

【Durability That Shines】Made of high-quality ABS material

Comp Cams Camshaft Kit, LS1 XR281HR-12 Carbon Fiber this downpipe is optimized forSpecifications Advertised Duration: 281 int. 283 exh. Advertised Exhaust Duration: 283 Advertised Intake Duration: 281 Assembly Lubricant Included: Yes Basic Operating RPM Range: 2,200 7,200 Cam Style: Hydraulic roller tappet Camshaft Gear Attachment: 3 bolt Camshaft Manufacturers Description: High RPM street strip camshaft for use with FAST LSX intake. Requires programmer. Computer Controlled Compatible: Yes Duration at 050 inch Lift: 228 int. 230