Drivetrain› Drive Shafts and Components

Insane Shafts

Chromoly CV Axle

$1,120.00

SKU: IS-509

In Stock
In Stock
Ships by Aug 2
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Insane Shafts IS-509 represents a significant upgrade over standard CV axles, engineered for the demanding requirements of performance vehicles. Specifically designed for the 2005-2007 Subaru WRX STI, these axles are built to withstand the rigors of high-horsepower applications. This specialized treatment enhances material strength and durability, enabling the axles to reliably handle power outputs of up to 500 wheel horsepower. The axles also feature removable ABS rings and come complete with new spindle nuts for a straightforward installation. These high-performance CV axles are presented as a robust solution for enthusiasts seeking to maximize their vehicle's potential on or off the track. Their real-world tested design ensures performance and reliability under extreme conditions.

MIA's Description

The Insane Shafts IS-509 is a high-performance CV axle designed for the 2005-2007 Subaru WRX STI. These axles are constructed from Chromoly steel and undergo a proprietary annealing and heat treatment process. They are rated to handle up to 500 wheel horsepower.

Included with the axles are removable ABS rings and new spindle nuts, ensuring a comprehensive replacement. These axles are presented as a superior alternative to typical swap axles, suited for high-performance vehicle needs.

Fitment

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Specifications

BrandInsane Shafts
Part NumberIS-509
CategoryDrivetrain

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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