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SKU: 11903 | UPC: 808422219037
Borla 2015-2019 Chevy Corvette C7 Z06/Grand Sport ATAK Quad RD RL IC Tips Center Rear Exit Exhaust 11903
Upgrade your Corvette with the Borla 11903 ATAK Axle-Back Exhaust System, designed for 2015-2019 Z06 models (6.2L V8 auto/manual without AFM, with NPP valves) and 2017-2019 Grand Sport (manual transmission only, with NPP). This system delivers aggressive ATAK sound, increased horsepower and torque, better fuel economy, and precise motorsport styling through patented straight-through technology. Experience the Borla Sound of Power with every throttle press and gear shift.
Key Features
- ATAK Sound Profile: Most aggressive Borla sound level for heart-pounding exhaust note and driving thrill.
- T-304 Stainless Steel Construction: Premium austenitic material outperforms T-400 series for durability, maximum flow, and corrosion resistance.
- Quad 4.25" Polished IC Tips: Center rear exit design with intercooled T-304 stainless steel tips for refined look; black coated option available.
- NPP Valves Included: Retains active exhaust valve functionality for quiet mode on demand, no AFM valves in system.
- Mandrel Bent Tubing: 2.75" diameter ensures smooth exhaust flow, power gains, and direct bolt-on fit.
Product Notes
- System equipped with NPP valves but excludes AFM valves; verify vehicle configuration before purchase.
- Off-road and track use compliant; street legal in most states.
- Ships in one box: 42" L x 18" W x 18" H, weight 28 lbs.
Installation Notes
- Professional installation recommended.
- Bolt-on design replaces factory axle-back; no cutting or welding required.
- Compatible with OEM hangers and hardware; torque sensors to spec.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2019 | Chevrolet | Corvette | Z06 |
| 2017-2019 | Chevrolet | Corvette | Grand Sport |
Why Choose Borla?
- Two decades pioneering stainless steel exhaust for performance vehicles from street to racing.
- Million-Mile Warranty on non-moving parts; 1-year on exhaust valves.
- CNC precision manufacturing for exact fit and peak performance.
Frequently Asked Questions
-
Q: Does this fit automatic Z06 models?
A: Yes, fits 2015-2019 Z06 auto/manual (without AFM, with NPP); Grand Sport manual only. -
Q: What tip finish is included?
A: Polished T-304 stainless steel intercooled tips, 4.25" diameter; black coated available separately. -
Q: What warranty covers this system?
A: Million-Mile on non-moving stainless steel parts; 1-year on NPP valves; excludes OEM actuator failures.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Original Borla box, 42" x 18" x 18" dimensions
- Weight: 28 lbs
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