Air and Fuel Air and Fuel Cooling Systems and Components

COBB Tuning

Top Mount Intercooler Kit

$1,205.00

SKU: K11881BK

In Stock
In Stock
Ships by Aug 3
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The COBB Top Mount Intercooler for the 2015-2021 Subaru WRX is designed to provide a substantial increase in overall airflow and more efficient cooling compared to other intercoolers. It boasts the largest core available for the DIT WRX, measuring 15.75" x 9.65" x 3.94", while remaining relatively easy to install. This comprehensive kit includes both the top mount intercooler and the COBB charge pipe kit. A heavy-duty replacement mounting bracket is utilized on the passenger side to support the intercooler's weight, and an included bushing helps isolate vibrations from the engine block. Reinforced black silicone couplers are provided to ensure a maximized flow path from the turbocharger to the throttle body. The COBB Charge Pipe is constructed from 6061 aluminum tubing with an integrated billet transition that smoothly increases diameter from 2" to 2.5". This design allows for increased flow while maintaining clearance for larger aftermarket radiators. The pipe features a wrinkle black powder coat finish for a subtle, upgraded appearance. The included billet turbo adapter and 5-ply silicone coupler facilitate a straightforward, leak-free installation and are compatible with both the factory bypass valve and the COBB LF BPV. Additionally, the COBB Thrust Tunnel, made from wrinkle black powder-coated aluminum, attaches to the factory hood ducting to optimize airflow through the intercooler core. This intercooler is a direct fit for the 2015-2018 WRX. For the 2019-2021 WRX models, the older hood scoop duct must be purchased separately.

MIA's Description

The COBB Top Mount Intercooler for the 2015-2021 Subaru WRX significantly increases airflow and cooling efficiency. It features cast aluminum end tanks and a Garrett core for superior cooling performance. This intercooler kit includes the charge pipe, a heavy-duty mounting bracket with an isolating bushing, and reinforced silicone couplers for an optimized flow path.

Fitment

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Specifications

BrandCOBB Tuning
Part NumberK11881BK
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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