XForce Twin 2.25" Performance Cat-Back Exhaust System - Holden VU VY VZ LS1 5.7L - E4-HV21-3-CBS

Upgrade your LS1-powered VU, VY, or VZ Holden with the XForce Twin 2.5" Cat-Back System. Constructed from robust raw finish 409 stainless steel, this system is engineered to optimize exhaust flow and significantly boost performance. Featuring twin 2.5" mandrel-bent pipework and two centre straight-through mufflers combined with a straight pipe rear section, this setup delivers a raw, aggressive, and unfiltered V8 growl that is sure to turn heads. The system is finished with twin 3" tips, providing a classic performance look to match the powerful sound of your 5.7L engine.

What's in the Box?

• 1x Twin 2.5" Raw 409 Stainless Steel Cat-Back Pipework
• 2x Centre Straight-Through Performance Mufflers
• 1x Straight Pipe Rear Section (No Rear Mufflers)
• Twin 3" Polished Exhaust Tips
• All Required Gaskets and Bolt Kit

Features:

This performance cat-back system offers the following high-impact features:

• Twin 2.5" Mandrel-Bent Piping: Maximizes exhaust gas velocity for improved throttle response and horsepower gains.
• Raw 409 Stainless Steel: Heavy-duty construction designed for long-lasting durability and high heat resistance.
• Straight-Through Center Mufflers: Reduces backpressure while maintaining a deep, refined tone.
• Straight Pipe Rear Section: Deletes the rear mufflers for a louder, more aggressive exhaust note.
• Twin 3" Tips: Polished finish to provide a sporty and powerful aesthetic at the rear of your vehicle.

Specifications:

Important Information

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