Exhaust› Mufflers and Resonators

Hooker

MUFFLER, SLIP-IN

$527.17

SKU: H00I 21003HKR

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Hooker 21003HKR - Super Competition Sidetube Muffler. Super Competition Sidetube Muffler; Slip-In; Sold In Pairs; 4 in.; All Metal; Reverse Flow; For 4 in. side tube sound control, Hooker builds long lasting slip-in mufflers. These mufflers are easily removed for racing purposes and are available in a performance style glass pack or our quieter all metal reverse flow style for small and big block applications. Hooker mufflers produce a high level of sound control without restricting engine efficiency. Sold in pairs.

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.

Available on iOS & Android

Specifications

BrandHooker
Part NumberH00I 21003HKR

Videos

C3 corvette with hooker headers and side pipes

C3 corvette with hooker headers and side pipes

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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