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Revolutionary Grimmspeed Hiflow Exhaust Manifold Crosspipe - Subaru Models (inc. 2002-2005 2008-2014 Wrx / 2004-2014 Sti) Bundle Deal [oUP8racO]

$39.99 $127.99 -69%

GrimmSpeed HiFlow Exhaust Manifold Crosspipe for Subaru Models RallySport Direct is delighted to offer the GrimmSpeed HiFlow Exhaust Manifold Crosspipe, a premium aftermarket performance upgrade designed specifically for Subaru models, including the

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Revolutionary Grimmspeed Hiflow Exhaust Manifold Crosspipe - Subaru Models (inc. 2002-2005 2008-2014 Wrx / 2004-2014 Sti) Bundle Deal [oUP8racO]

GrimmSpeed HiFlow Exhaust Manifold Crosspipe for Subaru Models

RallySport Direct is delighted to offer the GrimmSpeed HiFlow Exhaust Manifold Crosspipe, a premium aftermarket performance upgrade designed specifically for Subaru models, including the 2002-2005 WRX and 2008-2014 WRX/STI. This high-performance component is engineered to enhance your vehicle's exhaust system, providing a noticeable boost in performance and efficiency.

High-Quality Construction and Specifications

The GrimmSpeed HiFlow Exhaust Manifold Crosspipe is crafted from 304 stainless steel, ensuring durability and resistance to corrosion. With a 1.92" piping diameter and a 14-gauge pipe wall thickness, this crosspipe is designed to withstand the demands of high-performance driving. Its innovative design maximizes exhaust flow from cylinders 1 and 4 to the manifold collector, resulting in a faster turbo response and improved boost transition. This crosspipe also enhances airflow in the mid to high-RPM range, providing a more responsive and powerful driving experience.

Performance Benefits and Target Audience

The GrimmSpeed HiFlow Exhaust Manifold Crosspipe is an essential upgrade for Subaru enthusiasts seeking to unlock the full potential of their vehicles. By improving exhaust flow and boost transition, this crosspipe delivers a more dynamic driving experience with enhanced performance. The included new gaskets and hardware make installation a breeze, ensuring a hassle-free upgrade. Whether you're a daily driver looking for a performance boost or a track enthusiast aiming for maximum performance, the GrimmSpeed HiFlow Exhaust Manifold Crosspipe is the perfect choice to elevate your Subaru's performance and driving pleasure.

What Our Customers Say

February 7, 2026

Absolutely no complaints!

The product’s performance has been consistently excellent.

- Ulysses V..

February 7, 2026

Absolutely no complaints!

The product is a class act.

- ClassAct.

February 7, 2026

Absolutely no complaints!

Packaging was excellent and protected the item well.

- Susan Clark.

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