Akrapovic Evolution Header Set (Titanium) - Porsche 911 GT3 (991) / 911 GT3 / GT3 Touring (991.2) / 911 GT3 RS (991) / 911 GT3 RS (991.2) 2020-mazda-cx-5-esi3343898 This ensures that the head

This ensures that the head of the valve sits in the exact center of the seat

Neoprene-Lined Aluminium Heat Shield: Protects the intake from engine bay heat

56mm OD - Set of 12

A raised sealing bead on both sides of the gasket crushes when exhaust bolts are torqued to provide a leak-free connection

Akrapovic Evolution Header Set (Titanium) - Porsche 911 GT3 (991) / 911 GT3 / GT3 Touring (991.2) / 911 GT3 RS (991) / 911 GT3 RS (991.2) 2020-mazda-cx-5-esi3343898 This ensures that the headThe Akrapovic Evolution Header Set (Titanium) is a motorsport derived header that improves exhaust scavenging and high rpm flow. It is hand built to exacting tolerances and pairs with the matching Akrapovic system. Features Motorsport derived header design Improves scavenging and high rpm flow Hand built to exacting tolerances Fitment Make: Porsche Model: 911 GT3 (991) Year: 2017 Notes Professional installation is recommended. Confirm fitment for your