Direct replacement for the restrictive OEM headers, offering improved power and throttle response throughout the RPM range.

Features:

• Fits all Porsche 991 GT3/GT3RS vehicles world wide (2014-2016)
• Includes German-made 200 cell high performance HJS Tri-Metallic Sport Catalytic Converters
• Constructed from high-quality 14-16 gauge, C.N.C. mandrel-bent stainless steel
• Adds an average 21 whp and 32 ft-lbs of torque greatly increasing throttle response
• Saves 2 lbs from the rear of the vehicle
• Sport Headers include 200 cell HJS high flow catalytic converters
• High velocity 3-into-1 pyramidal investment case merge collectors for improved exhaust scavenging
• All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty
• INSTALLATION NOTE: To ensure proper header seal, after initial heat cycle, tighten all exhaust bolts to the OEM torque specs.
• DISCLAIMER: Fabspeeds 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California