Hooker 21003HKR Sidetube Slip-In Muffler, 4 Inch, Sold In Pairs
Universal Fit, Side-Tube Slip-In Muffler Type, 4" Inlet Diameter, 4" Outlet Diameter
- This item ships directly from the manufacturer. It may take an additional 2 business days for Hooker Headers to ship this item.
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
For 4" 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.
- Fits 4" Side Tube systems
- Big Block Reverse Flow Design
- Easily Removed For Racing
- Efficient Design yet much Quieter than Glass Pack
- High Level Of Sound Control
- All Metal Construction
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