Upgrade your LS1 V8 with the Xforce Header and Cat Kit. Crafted from durable 201 grade stainless steel, it features 1 5/8″ primary pipes collecting to 3″ for optimal exhaust flow. The kit includes metallic high flow cats also in 2.5″ for enhanced performance. Experience improved torque and a deep, aggressive sound. Take your LS1 V8 to the next level with Xforce. Designed to bolt to Xforce cats back system.

• 4-1 design 1 5/8″ primary pipe with 2.5″ outlet
• 2.5″ metallic high flow 100 cell cats
• Non polished stainless steel
• O2 extension looms are required
• Must use tuning pipes in place of cats on Dyno
• Suits VT-VZ LS1 RWD vehicles
• Image for reference only