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Rustbuster Frameworks

Rust Buster 4Runner & FJ Cruiser Mid Frame Repair Kit - Left

$189.99

SKU: R027 RB8421L

In Stock
In Stock
Ships by Jun 9
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Non-Returnable Item

Description

The Rustbuster Frameworks RB8421L is a driver-side middle frame section designed for 2003-2009 Toyota 4Runner models. It is constructed from high-strength steel to restore structural integrity to the vehicle's frame.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandRustbuster Frameworks
Part NumberR027 RB8421L

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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