SKU: 400947 | UPC: 808422009478
Borla CrateMuffler LS3 ATAK 2.5in Offset/Offset 14inx4.35inx9in Muffler 400947 Chevrolet Camaro Corvette 2008-2016
Borla 400947 CrateMuffler delivers ATAK aggressive sound tuned for Chevrolet stock output LS3 6.2L V8 engines. It fits 2010-2015 Camaro SS/ZL1, 2008-2013 Corvette Base/Grand Sport/ZR1, 2014-2016 SS, and 2009 Pontiac G8 GXP. Gain power, torque, better fuel economy, and drone-free performance with T-304 stainless steel construction.
Key Features
- ATAK Sound Technology: Purpose-built aggressive exhaust note for LS3 engines, provides thrilling throttle response and eliminates drone on specified vehicles.
- T-304 Stainless Steel: Premium material resists corrosion for long-lasting durability in all conditions.
- Directional Design: 2.5″ offset inlet and offset outlet with welded bracket on outlet endcap for precise sound tuning per engine family.
- Precise Dimensions: 14″ length x 4.35″ width x 9″ height rectangular body ensures exact fit in tight spaces.
- Million-Mile Warranty: Lifetime coverage reflects Borla engineering for performance and reliability.
Product Notes
- Muffler is directional; identify outlet by mounting bracket on endcap.
- Designed for crate and custom LS3 6.2L V8 stock output applications.
- Ships in protective cardboard box, 16″ x 10″ x 6″ dimensions.
Installation Notes
- Professional installation recommended.
- Uses 2.5″ pipe inlet/outlet connections; clamp or weld compatible.
- All-welded construction with single center inlet/outlet positions.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2010-2015 | Chevrolet | Camaro | SS |
| 2012-2015 | Chevrolet | Camaro | ZL1 |
| 2008-2013 | Chevrolet | Corvette | Base |
| 2010-2013 | Chevrolet | Corvette | Grand Sport |
| 2009-2013 | Chevrolet | Corvette | ZR1 |
| 2014-2016 | Chevrolet | SS | Base |
| 2009 | Pontiac | G8 | GXP |
Why Choose Borla?
- Leaders in stainless steel exhaust since 1978 for street, off-road, racing.
- Power and torque increases with every throttle application.
- CNC manufacturing for accurate fit and consistent performance.
Frequently Asked Questions
- Q: Will this fit my 2014 Camaro SS with LS3 engine?
A: Yes, direct fit for 2010-2015 Camaro SS stock LS3 6.2L V8 output using 2.5″ offset connections. - Q: What material is used in the Borla 400947?
A: T-304 stainless steel throughout for corrosion resistance and strength over lesser grades. - Q: What warranty covers this muffler?
A: Million-Mile Warranty on materials and workmanship for peace of mind.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure box 16x10x6 inches
- Weight: 8 lbs





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