STM Performance Parts for Evo DSM RS3 Supra Huracan Subaru

STM Upper Intercooler Pipe Kit (2.5" Polished Aluminum) for Evo 7/8/9

STM Tuned Inc.


The STM 2.5" Upper Intercooler Pipe Kit for the Evo 7/8/9 features smooth, mandrel bent, lightweight 2.5" aluminum piping with bead-rolled ends with your choice of blow off valve flange and the option for an AIT bung. Includes 6 stainless T-Bolt clamps and 3 high-quality black, silicone couplers.

Vehicle Fitment:

• Must have a  Small Battery Kit
• Pictured with TiAL flange and no AIT bung

This kit is designed to work with any manifold that utilizes the factory throttle body location, including OEM, Skunk2, Driven Innovations, AMS F1 and so on. The throttle body coupler is a 2.5" - 2.75."

These pipes will not clear a factory-sized battery. The STM Small Battery Kit is recommended for install.

These pipes have been test-fitted and are compatible with the STM, OEM and Buschur intercoolers, and they will also work with any aftermarket intercooler utilizing the stock-placement of piping such as ETS.

• Lightweight 2.5" Aluminum Piping
• Smooth Mandrel Bends
• Bead-Rolled Pipe Ends
• High-Quality Couplers
• Stainless T-Bolt Clamps

Made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.

Polished Aluminum

Choice of Blow Off Valve Flange
Add AIT Bung (+$20)

(2) STM 2.5" Aluminum Pipes
(1) 2.5" x 4" Straight STM Black Silicone Coupler
(1) 2.5" Hump STM Black Silicone Coupler
(1) 2.5" - 2.75" Reducer STM Black Silicone Coupler
(5) 2.5" Stainless Steel T-Bolt Clamps
(1) 2.75" Stainless Steel T-Bolt Clamp

Install Notes:
These pipes will not clear a factory-sized battery. A Small Battery Kit is required for install.

These pipes are aluminum and if you OVER-tighten the T-Clamps there is a chance of crimping the pipe.

More Finish Options:
• Polished
Gloss Black
Wrinkle Black

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Customer Reviews

Based on 2 reviews

STM 2.5" Aluminum Upper Intercooler Pipe Kit (Polished) - Evo 7/8/9

Great quality

The pipes came in super fast. Very clean. I was able to powder coat them with no issues. Fits great. Thanks STM

Awesome, Rod! Thank you for shopping with us : )

Cancer and Reproductive Harm