Race headers for Porsche 911 GT3, GT3 RS, R 991 2013-19.
- All TIG welded 304 stainless steel
- Smooth mandrel bends for best air flowFairly large output gains of approximately 30-35 HP and 35-40 ft.lb. torque with tune
- Straight forward installation
Porsche 911 GT3 991 3.8 liter 2013-16
Porsche 911 GT3 RS 991 4.0 liter 2015-16
Porsche 911 R 991 4.0 liter 2016These parts are intended for off road or track use only!
This product is sold for off road use only. It is not legal for use on public highways. This product is not for sale or use in California. It is available to our international customers for use within legal limits in their domicile.
You probably may have a check engine light during the use of this product.