Borla S-Type Exhaust | 22+ Civic Si, 23+ Integra A-Spec

Fits:

• 2022+ Honda Civic Si
• 2023+ Acura Integra (Base, A-Spec)

SKU shown is carbon fiber tip finish; bright chrome or black chrome T-304 stainless tips also available.

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Borla's Polyphonic Harmonizer Technology uses patented chambers with pipes of different diameters and lengths to blend multiple exhaust notes into one clean, rich, full-bodied sound rather than one flat tone — and Borla is confident enough in it to back this 2.5" system with a no-drone guarantee.

The straight-through, multi-core design increases exhaust velocity for real gains in power, throttle response, and even fuel economy, not just volume. Every system is built from premium T-304 austenitic stainless steel, genuinely superior to the T-400 series (like 409) that budget systems use, with ultra-smooth mandrel bends and CNC-precision manufacturing for accurate fitment.

Features

• Polyphonic Harmonizer Technology, no-drone guarantee
• 2.5" diameter, T-304 stainless steel construction
• Straight-through multi-core design
• 4.5" round tips, carbon fiber with anodized center (chrome finishes also available)
• Borla Million-Mile Warranty