Borla 11905 ATAK Axle-Back Exhaust for 2015-19 Chevy Corvette C7 Z06/Grand Sport

Vehicle Fitment

• 2015-2019 Chevrolet Corvette C7 Z06 / Grand Sport (6.2L V8, RWD, Auto/Manual)
• 2017-2019 Corvette C7 Grand Sport (6.2L V8, RWD, Manual only)

Features

• ATAK straight-through muffler design for aggressive high-performance sound
• Premium T-304 stainless steel construction for durability and corrosion resistance
• 2.75" mandrel-bent tubing to optimize exhaust flow and reduce backpressure
• Quad center rear exit with dual 4.25" polished rolled angle-cut tips
• NPP valve integration for adjustable exhaust note intensity
• Direct bolt-on installation - no cutting or welding required
• Delivers enhanced throttle response and power potential
• Backed by Borla's Million-Mile Warranty

Specifications

• Part Number: 11905
• System Type: ATAK Axle-Back Exhaust
• Main Pipe Diameter: 2.75"
• Tip Diameter: 4.25" (quad round tips)
• Exit Style: Center rear exit
• Material: T-304 stainless steel
• Sound Level: ATAK (most aggressive Borla tone)
• Valves: NPP valve equipped (no AFM valves)
• Fitment: Rear Wheel Drive (RWD)

Included Components

• 1x Borla ATAK Axle-Back Exhaust assembly
• 4x Polished 4.25" rolled angle-cut exhaust tips
• 1x Complete mounting hardware kit

Product Description

The Borla 11905 ATAK Axle-Back Exhaust System is engineered for performance enthusiasts driving the 2015-2019 Chevrolet Corvette C7 Z06 and 2017-2019 C7 Grand Sport with the 6.2L V8 engine and rear-wheel drive. Its ATAK construction delivers Borla's most aggressive street-legal exhaust tone, giving your Corvette a commanding auditory presence on both road and track.

Crafted from premium T-304 stainless steel with mandrel-bent 2.75" tubing, the 11905 maximizes exhaust flow to boost throttle response and unleash more of the engine's power potential. The system integrates NPP valve functionality, allowing variable exhaust tone intensity. Dual polished 4.25" rolled angle-cut tips exit through a quad center rear setup that complements the Corvette's high-performance design. Installation is straightforward with a direct bolt-on fit and all necessary hardware included, making this ATAK axle-back an impactful upgrade for C7 owners looking for head-turning sound and performance.