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Exhaust Kit
$749.99
In stock
SKU
67-3109
The K&N® 67-3109 cat-back exhaust kit is engineered to increase performance, deliver robust sound, and install quickly and easily on certain GM Sierra models. Enjoy excellent quality paired with a simple and clean appearance. The 67-3109 system maintains clearance to critical systems, and typically installs in less than 60 minutes using factory mounting points (no cutting or welding necessary). The system pairs with most aftermarket modifications, including intake systems, throttle control modules, and more. No calibration tuning is required, and complete instructions are included.
- Engineered to increase horsepower and torque
- Custom-designed for a more aggressive sound
- Composed of CNC mandrel-bent tubing / 304 stainless steel
- Engineered using advanced computer-aided design software
- Can typically be installed in under 60 minutes
- Bolt-on using factory mounting points - no cutting or welding
- Pairs with most aftermarket modifications, including intake systems, pedal controllers, and more
| Estimated Horsepower Gain | 10.95 HP @ 4852 RPM |
| Product Style | K&N Exhaust Kit |
| Weight | 48 lb (21.8 kg) |
| Product Box Height | 12.13 in (308 mm) |
| Product Box Length | 60.13 in (1527 mm) |
| Product Box Width | 24.13 in (613 mm) |
| Finish | None |
| Material Used | Stainless Steel |
| Muffler Material | 304SS |
| Warranty | 1 Year Limited |
| Flowmaster 717858 |
| MBRP Exhaust S5087304 |
DIY Level
Easy Moderate Advanced
Tools Needed
Wratchet, Extension, Wrench
Installation Time
30 Minutes
Resources:
Installation PDF
Installation Instruction Sheet Dyno Chart - 2019 Chevrolet Silverado 1500 5.3L - 10.95HP Increase
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