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Infiniti QX4 Mufflers

At JC Whitney, we offer the best selection of Infiniti QX4 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 Infiniti QX4 Mufflers products.

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20 out of 56 products in Exhaust & Emissions
  • GARAGE-PRO DIRECT FIT MUFFLER

    Fits Infiniti QX4

    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:

    $38.31
  • GARAGE-PRO OE REPLACEMENT MUFFLER

    Fits Infiniti QX4

    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:

    $96.74
  • REPLACEMENT OE STYLE MUFFLER

    Fits Infiniti QX4

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

    Priced from:

    $75.75
  • WALKER QUIET-FLOW3 MUFFLER

    Fits Infiniti QX4

    Walker Muffler. Made to provide maximum quality and performance. Provide only the best part for your vehicle with the help of the high... more

    Priced from:

    $88.45
  • BORLA PROXS MUFFLER

    Borla ProXS Muffler. High-grade austenitic stainless steel construction. Designed for supreme street performance. Proven high-powered technology... more

    Priced from:

    $135.99
  • DNA STAINLESS STEEL EXHAUST MUFFLERS

    STAINLESS STEEL EXHAUST MUFFLERS. Performance construction with a showroom finish! Mirror-polished T304 stainless steel construction with... more

    Clearance

    On sale from:

    $63.57
    $53.87
  • DYNOMAX MUFFLER

    For maximum performance and flow for your vehicle, choose the effective and reliable Dynomax Muffler. It comes with a patented flow directors... more

    Priced from:

    $57.83
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