Kooks Long Tube Headers For LS3 Engine

For Sale band new Kooks Long Tube Headers for LS3 engine, complete with high-flow catalytic converters and all hardware included. Still sealed in the original Kooks packaging, these headers deliver proven performance gains, enhanced exhaust flow, and an aggressive tone while maintaining emissions-friendly operation (where permitted).

Perfect for Camaro SS, Corvette, G8, or any LS3-based platform, these headers are engineered to provide maximum horsepower and torque throughout the entire RPM range.

Features:

• Brand-new Kooks long tube headers for LS3 engines
• Includes high-flow catalytic converters for improved exhaust flow and performance
• Still sealed in the original box with all components and hardware included
• Precision-engineered for optimal fitment on LS3-powered vehicles
• Known for top-tier quality, performance, and durability
• Provides significant gains in horsepower, torque, and throttle response
• Produces a deep, aggressive exhaust tone when paired with stock or aftermarket cat-backs
• Ideal for street performance, track builds, or boosted applications

Specifications

• Brand: Kooks Headers & Exhaust
• Engine Compatibility: LS3
  • Common applications include:
    • 2010–2015 Camaro SS (LS3)
    • C6 Corvette (LS3)
    • Pontiac G8 (LS3 conversion)
    • Other custom LS3 builds
• Type: Long Tube Headers
• Primary Tube Size: 1 7/8”
• Collector Size: Typically 3”
• Cats Included:
  • ✔ High-flow catalytic converters
• Material: Stainless steel construction (Kooks standard)
• Included in the Box:
  • ✔ Left & right long tube headers
  • ✔ High-flow cat pipes
  • ✔ Gaskets
  • ✔ Hardware / clamps
  • ✔ Original Kooks packaging
• Performance Benefits:
  • Increased horsepower and torque
  • Improved exhaust scavenging
  • Louder, deeper exhaust note
  • Reduced backpressure
• Condition:
  • 100% brand new
  • Never installed