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PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown Perrin Performance PERPSP-SUS-520
PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown Perrin Performance PERPSP-SUS-520
PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown Perrin Performance PERPSP-SUS-520
PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown Perrin Performance PERPSP-SUS-520
PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown Perrin Performance PERPSP-SUS-520
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PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown

PERPSP-SUS-520
Diff Braces
13 Units In Stock - Ships Next Business Day
$ 39.00 $ 33.15
$ 33.15

SKU: PSP-SUS-520

PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown

The PERRIN Rear Subframe Lockdown Kit bolts onto the rear subframe to eliminate movement during hard acceleration, braking, and cornering. It fits 2002-2007 Subaru WRX, 2004-2007 STI, 1993-2007 Impreza, and 1998-2008 Forester models including XT. Drivers notice immediate gains in traction, responsiveness, and precise power delivery for track or street use.

Key Features

  • Billet 6061-T6 Aluminum Construction: Precision CNC-machined arms provide strength without added weight to maintain handling balance.
  • Black Anodized Finish: Resists corrosion and wear for long-term durability in harsh driving conditions.
  • Grade 8 Stainless Steel Hardware: High-strength bolts ensure secure mounting and resistance to vibration loosening.
  • Drivetrain Movement Reduction: Locks subframe position to cut slop by up to 80 percent improving launch traction and corner exit speed.
  • Bolt-On Design: Direct fit with no welding or chassis modification required for quick setup.

Product Notes

  • Kit includes two lockdown braces, hardware, and instructions for complete assembly.
  • Inspect subframe bushings during install for best results.
  • Ships in protective packaging to prevent damage.

Installation Notes

  • Professional installation recommended.
  • Requires basic hand tools and 2-3 hours of labor.
  • Compatible with OEM subframe and aftermarket exhaust systems.

This Part Fits

Year Make Model Submodel
2002-2007 Subaru Impreza WRX
2004-2007 Subaru Impreza WRX STI
1993-2007 Subaru Impreza All
1998-2008 Subaru Forester All (Inc XT)

Why Choose PERRIN?

  • 20+ years engineering Subaru-specific performance parts.
  • CAD-designed and dyno-tested for real-world gains.
  • Made in USA with lifetime warranty to original owner.

Frequently Asked Questions

  • Q: Will this fit my 2005 Subaru Forester XT?
    A: Yes, it directly fits all 1998-2008 Forester models including XT with no modifications.
  • Q: What material are the braces made from?
    A: Constructed from high-strength 6061-T6 billet aluminum with black anodizing for corrosion resistance.
  • Q: Is professional installation required?
    A: Bolt-on design allows DIY with basic tools, but professional install ensures proper torque on Grade 8 hardware.

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Secure foam-packed box 12 x 8 x 4 inches
  • Weight: 1.8 lbs

Request For Information

Have questions about PERRIN 02-07 Subaru WRX / 04-07 STi / 93-07 Impreza / 98-08 Forester (Inc XT) Rear Subframe Lockdown? Fill out the form below and we'll get back to you by the next business day.
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Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

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