2007-2018 Jeep Wrangler JK 4-Door w/LS Engine Swap. 3in. Stainless Steel Catted Y-Pipe. 304 Stainless Steel Construction. 3in. Mandrel Bent 16 ga Tubing. Kooks 300 Cell Standard Race High Flow Cats. Torca Swivel Seal style Connection on Inlet. Must be used with Kooks Headers Part# 37102200 or 37102400. Designed to connect to Kooks Cat-Back Exhaust part# 37104100. Parts designed to be used with LS Engine Swap with RPM Extreme (or similar) LS Swap Kit. Requires RPM Extreme Engine Mount Plate Part# JKLS-HC-ENG-MOUNT (or similar) and GM Gen 4 style Hydraulic Engine Mounts. For 2-Door vehicles; relocation of the fuel tank may be required. Minimum 2-1/2in. Suspension Lift recommended. Due to the custom nature of this part; other parts may be required for proper fitment. Please contact Kooks Headers and Exhaust before ordering. STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS

• Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.
• Kooks Products Are Backed By A Limited Lifetime Warranty To The Original Purchaser
• Kooks Products Are Dyno And Race Tested And Designed For Maximum Power
• Kooks Uses T304 Aircraft Quality Stainless Steel
• Manufactured In The USA

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