Subaru EJ Turbo Up Pipe / Uppipe for WRX STI Forester XT Legacy GT 2" Stainless Steel

SKU: XKV31056
Availability : In Stock Pre order Out of stock
Fitment & Specs
Fits listed Subaru EJ turbo up pipe applications, including 2004–2008 Forester XT 2.5L Turbo, 2005–2009 Legacy GT 2.5L Turbo, 2002–2014 Impreza WRX 2.0L / 2.5L Turbo, 2012–2013 WRX 2.5L Turbo, and 2013–2020 WRX STI 2.5L Turbo. Turbo models only; not intended for non-turbo Subaru models. Verify year, model, trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance before purchase.
T304 Stainless Steel · Subaru EJ Turbo Up Pipe / Uppipe
Before You Buy: Off-road/racing use only · Professional install recommended
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Description

This 2" stainless steel turbo up pipe / uppipe is designed for listed Subaru EJ turbo applications, including WRX, WRX STI, Forester XT, and Legacy GT where fitment matches. It routes exhaust flow from the exhaust manifold area toward the turbocharger as part of the pre-turbo exhaust path.

Built with T304 stainless steel, mandrel-bent stainless steel piping, and CNC flanges as listed, this up pipe is designed as a replacement-style turbo exhaust component for compatible Subaru turbo layouts. Final fitment, sealing, sound, turbo response, drivability, and performance results may vary depending on vehicle condition, exact trim, turbo setup, flange style, EGT sensor setup, installation quality, emissions configuration, and supporting exhaust components.

Product Overview

This product is a Subaru EJ turbo up pipe / uppipe for compatible turbocharged Subaru applications. It is not a Subaru downpipe, J-pipe, catback exhaust, axle-back exhaust, muffler, exhaust tip, full exhaust system, header, exhaust manifold, turbocharger, turbo kit, intake, intercooler, or charge pipe. Please verify your exact year, model, trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance before purchase.

Key Details

  • Fitment: Listed Subaru EJ turbo applications including WRX, WRX STI, Forester XT, and Legacy GT where compatible
  • Product Type: Subaru Turbo Up Pipe / Uppipe
  • Position: Pre-turbo exhaust path from the exhaust manifold area toward the turbocharger
  • Pipe Diameter: 2" as listed
  • Material: T304 stainless steel as listed
  • Construction: Mandrel-bent stainless steel piping with CNC flanges as listed
  • Important Fitment: Turbo models only; not intended for non-turbo Subaru applications
  • Verification Required: Verify trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance before purchase
  • Installation: Professional installation highly recommended
  • Instruction: No installation instructions included unless otherwise stated on the product page
  • Use Case: Off-road, racing, or closed-course use where emissions laws apply

Fitment

Please use the table below to quickly confirm the main Subaru turbo applications currently recommended for this up pipe / uppipe. Before ordering, verify your exact model year, trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance.

Vehicle Name Year Engine / Notes
Subaru Forester XT 2004–2008 2.5L Turbo; verify XT trim and turbo layout
Subaru Legacy GT 2005–2009 2.5L Turbo; verify GT trim and turbo layout
Subaru Impreza WRX 2002–2014 2.0L / 2.5L Turbo; non-turbo Impreza is not compatible
Subaru WRX 2012–2013 2.5L Turbo; verify flange style and EGT sensor setup
Subaru WRX STI / STI 2013–2020 per current PDP 2.5L Turbo; same-product reference suggests broader STI range, but final year range should be confirmed before expanding
Fitment Note: This table is based on the current XKV product page and the updated product truth file. This up pipe is intended for listed Subaru turbo applications only. It is not intended for non-turbo Forester, Impreza, Legacy, or other naturally aspirated Subaru models. Please verify year, model, trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance before purchase.

Package Includes

  • Subaru turbo up pipe / uppipe component as shown
  • CNC flange sections as listed
  • Gaskets, hardware, bolts, or additional accessories included only if shown or listed

Please review the product photos and listing details before installation. Confirm all included pipe sections, flanges, gaskets, fasteners, and connection requirements against the received package before beginning installation.

Installation Notes

  • Professional installation is highly recommended.
  • No installation instructions are included unless otherwise stated on the product page.
  • Test fit the up pipe before final tightening.
  • Verify exhaust manifold-side flange alignment, turbo-side connection, gasket seating, EGT sensor setup, and installation clearance before installation.
  • Check clearance around the turbocharger area, exhaust manifold area, firewall, heat shields, wiring, sensor harnesses, and surrounding exhaust components.
  • Old, rusted, or heat-cycled factory hardware may increase installation difficulty.
  • Modified exhaust systems, aftermarket manifolds, turbo upgrades, previous repairs, or non-factory configurations may require additional adjustment or compatible components.
  • Inspect all exhaust connections for leaks after installation and recheck fasteners after initial heat cycles where appropriate.

Before You Buy

  • This product is intended for listed Subaru EJ turbo applications only.
  • This is a turbo up pipe / uppipe, not a downpipe, J-pipe, catback exhaust, axle-back exhaust, muffler, full exhaust system, header, exhaust manifold, turbocharger, turbo kit, intake, intercooler, or charge pipe.
  • Please verify your exact year, model, trim, engine, turbo layout, flange style, EGT sensor setup, and installation clearance before purchase.
  • This product is not intended for non-turbo Subaru Forester, Impreza, Legacy, or other naturally aspirated Subaru models.
  • Fitment may vary by trim, turbo setup, flange style, sensor setup, exhaust layout, previous repairs, and installed modifications.
  • This product may alter part of the factory pre-turbo exhaust path depending on the vehicle setup.
  • This product is intended for off-road, racing, or closed-course use where emissions laws apply.
  • This product is not represented as street legal, emissions-compliant, CARB-compliant, or legal for public road use unless explicitly stated.
  • Performance gains, sound changes, turbo response, exhaust flow changes, fitment, sealing, and drivability results are not guaranteed and may vary by setup.
Shipping & Return

SHIPPING & DELIVERY
Fast Processing & Reliable Transit

  • Processing: Orders are processed and shipped from the nearest available warehouse within 1 business day after payment.
  • Delivery: Estimated delivery time is approximately 3–4 business days after shipment.
  • Shipping - Free shipping on all orders within the contiguous 48 U.S. states.

RETURNS & EXCHANGES
30-Day Hassle-Free Policy

  • Return Window: We offer a 30-day return policy from the date of delivery.
  • Item Condition: Returned items should be unused, uninstalled, and in their original packaging when possible.
  • Return Process: To initiate a return or exchange, please contact our customer service team first to receive authorization and instructions.

WARRANTY
2-Year Limited Replacement Warranty

  • Duration: All products are backed by a 2-year limited warranty.
  • Coverage: This warranty covers manufacturing defects and product failures under normal use, and provides a replacement for qualified cases (repairs are not performed).

CUSTOMER SUPPORT
We’re Here to Help – Contact Us First

  • Priority Contact: For any order-related issues—including returns, warranty claims, or general inquiries—please contact us first before taking further action. We are committed to resolving your concern promptly.
  • Feedback Notice: If you are unsatisfied, we kindly ask that you allow us an opportunity to address the issue before leaving neutral or negative feedback.
  • Email Support: You can reach us at support@XKVracing.com.

The Exhaust Path Leading to the Turbocharger

The up-pipe carries exhaust gases from the exhaust manifold to the turbocharger. Because it sits upstream of the turbo, this section plays a role in how exhaust energy is delivered to the turbine.

On turbocharged vehicles, the condition and design of the up-pipe can influence how smoothly exhaust flow reaches the turbo, especially under sustained load or higher exhaust temperatures.

What Drivers Commonly Notice

More consistent exhaust flow reaching the turbocharger

Reduced restriction in the pre-turbo exhaust path

Smoother boost delivery during acceleration

Supports stable operation when paired with turbo-related components

Factory Up-Pipe vs. Performance Up-Pipe

Factory Up-Pipe

Engineered to meet packaging, cost, and emissions requirements
May include design elements that prioritize durability and compliance

Performance Up-Pipe

Designed with exhaust flow and heat management in mind
Built to handle higher exhaust temperatures
Often used as part of a turbo-related exhaust system setup

Is an Up-Pipe Upgrade Right for Your Build?

Own a turbocharged vehicle

Are addressing exhaust restrictions before the turbo

Are upgrading turbo, downpipe, or intake components

Want more consistent boost response

FAST SHIPPING

Ships within 1 business day after payment
3–4 business day delivery

Secure and reliable Checkout

Secure checkout with major payment options

LOCAL WAREHOUSE

Orders ship from U.S. warehouses when available

Easy Returns and Exchanges

30-day returns for eligible unused items

Parts Warranty

Warranty support for qualified manufacturing defects

Important Notice

Products on this site are intended for off-road, racing, or closed-course use where emissions laws apply. They are not represented as street legal, emissions-compliant, or legal for use on public roads unless explicitly stated.

Some products may remove, replace, relocate, disable, or alter emissions-related components, including but not limited to catalytic converters, EGR, DPF, SCR, DOC, O2 sensors, or related factory systems. Compatible tuning, calibration, or supporting modifications may be required to avoid engine codes or drivability issues.

Professional installation is recommended. Buyers are responsible for verifying product compatibility, local regulations, emissions requirements, and any required tuning or supporting modifications before purchase and installation.

Performance gains, sound changes, airflow improvements, temperature changes, fuel economy changes, fitment, and drivability results may vary. No specific performance gains are guaranteed.

Up Pipe FAQs

What is an up pipe? +

An up pipe is an exhaust pipe that routes exhaust gases from the exhaust manifold area toward the turbocharger on turbocharged vehicles. Its exact position and design vary by engine platform, turbo layout, and vehicle application.

Why replace or upgrade a factory up pipe? +

Factory up pipes can develop leaks, cracks, worn sealing surfaces, or connection issues over time due to heat cycles, vibration, and age. A compatible replacement or upgraded up pipe may help restore a more secure exhaust path to the turbocharger when properly installed.

What is a bellowed up pipe? +

A bellowed up pipe includes a flexible bellow section designed to help accommodate thermal expansion, contraction, and engine movement. This can help reduce stress on certain connection points where the product is compatible with the vehicle setup.

Will an up pipe increase horsepower? +

An up pipe may support improved exhaust flow or help restore lost performance if the original pipe is leaking or damaged, but horsepower and torque gains are not guaranteed. Results vary by vehicle condition, turbo setup, exhaust system, tuning, installation quality, and supporting components.

Can an up pipe affect turbo response or sound? +

It can, depending on the vehicle and full exhaust setup. A properly sealed up pipe may help reduce exhaust leaks before the turbo, while some upgraded designs may change turbo sound or exhaust tone. Final results vary by application and installation.

Do I need tuning after installing an up pipe? +

Tuning requirements depend on the vehicle, product design, emissions equipment, sensor configuration, and supporting modifications. Some replacement-style up pipes may not require tuning, while emissions-altering or modified setups may require compatible calibration. Always review the product notes before installation.

Are up pipes street legal? +

Street legality depends on the product design, emissions equipment, vehicle application, and local regulations. Some up pipes may be intended for off-road, racing, or closed-course use where emissions laws apply. Products are not represented as street legal or emissions-compliant unless explicitly stated.

Are up pipes difficult to install? +

Installation difficulty varies by vehicle. Up pipes are often located in tight areas near the turbocharger, exhaust manifolds, firewall, heat shields, or engine bay components. Rusted hardware, heat-cycled fasteners, and limited clearance can increase installation difficulty. Professional installation is recommended.

Will an up pipe fix an exhaust leak? +

A compatible up pipe may help address leaks caused by a cracked, damaged, or poorly sealing factory pipe. However, leaks can also come from gaskets, flanges, manifolds, turbo connections, hardware, or other exhaust components, so the full system should be inspected before replacement.

Will an up pipe affect reliability? +

Reliability depends on fitment accuracy, material quality, installation quality, gasket sealing, flange alignment, hardware condition, heat management, and the vehicle’s overall condition. Proper inspection and installation are important.

What should I verify before buying an up pipe? +

Verify your year, make, model, engine, turbo setup, driver-side or passenger-side fitment, flange shape, gasket style, emissions configuration, sensor layout, and included hardware before purchase.