The filter is compatible with all fuel types

ARP’s precision machining and manufacturing ensures that stud threads are both highly accurate and consistent

Enhances sealing for high-boost and high-compression builds

your favorite BMWs

Reinforced "Precision Pins": Prevent unwanted flange rotation during operation

A90 A91 Supra B58 Turbo Kit Turbo:Without Turbo The filter is compatible with2021 A90 A91 6 Port Supra B58 Top Mount Turbo Kit. Turbo NOT included. The Doc Race Top Mount Turbo Kit for the 2021+ Toyota A90 A91 Supra with 6 port B58 engines is engineered for serious street and track builds targeting high boost and elite level power. Now available in two runner sizes (1. 25" and 1. 5" Schedule 40), this kit offers the flexibility to meet your horsepower goalswhether youre aiming for 800whp or breaking into the 1200+ HP range.