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21021HKR - Hooker 21021HKR Sidetube Slip-In Mufflers Image
Hooker

Hooker 21021HKR Sidetube Slip-In Mufflers

Part # 21021HKR Be the first to write a review

4 in. Sidetube Slip-In Glass Pack Muffler; Sold In Pairs.

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Hooker 21021HKR Sidetube Slip-In Mufflers

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For 4 in. sidetube sound control, Hooker builds long lasting slip-in mufflers. These mufflers are easily removed for racing purposes and are available in a performance style glasspack 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.

Features:

  • Fits 4" Side Tube systems
  • Performance Style Glass Pack Design
  • Long Lasting
  • Easily Removed For Racing
  • Will Not Restrict Engine Efficiency
Brand Hooker
Emission Code5
Product TypeMufflers
WarrantyManufacturer's Limited 90 Day
UPC700414030005
Manufacturer Part Number21021HKR
Part Number21021HKR
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Manufacturer's Limited 90 Day: See Details
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.