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Lexus GS300 Mufflers

At JC Whitney, we offer the best selection of Lexus GS300 Mufflers parts and accessories. We offer an industry leading 30-day Guarantee so that you can shop with confidence! Narrow your selection below by providing the year of your vehicle for a custom list of Lexus GS300 Mufflers products.
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20 out of 57 products in Exhaust & Emissions
  • REPLACEMENT OE STYLE MUFFLER

    Fits Lexus GS300

    Replacement OE Style Muffler is your inexpensive replacement option for your rebuild and maintenance needs. An OE comparable product to... more

    Priced from:

    $110.34
  • GARAGE-PRO OE REPLACEMENT MUFFLER

    Fits Lexus GS300

    For your OE Replacement Muffler, get it only from the trusted brand -- Garage-Pro!Get rid of that worn out, busted muffler with our OE... more

    Priced from:

    $160.58
  • THRUSH WELDED MUFFLERS

    Thrush Mufflers are well-known in the hot rod, custom car and muscle car communities mainly for contributing to aggressive sounding V8... more

    Priced from:

    $34.65
  • THRUSH GLASSPACK MUFFLERS

    Thrush Mufflers are well-known in the hot rod, custom car and muscle car communities mainly for contributing to aggressive sounding V8... more

    Priced from:

    $85.88
  • FLOWMASTER - SUPER HP-2 MUFFLERS

    Get your groove on with Flowmaster’s Super HP-2 mufflers with Cool Shell technology, which give off an aggressive tone that&rsquo... more

    Priced from:

    $104.99
  • DYNOMAX THRUSH WELDED MUFFLERS

    Dynomax Thrush Welded Mufflers are well-known in the hot rod, custom car and muscle car communities mainly for contributing to aggressive... more

    Priced from:

    $36.44
  • GARAGE-PRO DIRECT FIT MUFFLER

    For your Direct Fit Muffler, get it only from the trusted brand -- Garage-Pro!Get rid of that worn out, busted muffler with our direct... more

    Priced from:

    $35.41
  • GIBSON - SUPERFLOW MUFFLERS

    Get more performance out of your vehicle with a Gibson Superflow muffler, proven to boost your low to mid-range performance with its superior... more

    Save $65

    On sale from:

    $322.57
    $80.29