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Mufflers, Resonators & Catalytic Converters

Ace Race Parts stocks and distributes a wide variety of mufflers, resonators, and high flow catalytic converters from brands like G-Sport, Vibrant Performance, and Ace Race Parts. Mufflers, muffler resonators, and catalytic converters are an essential part of an exhaust system and are offered in conjunction with the Ace Race... Read More

  • Bottle Style Resonator 12-inch Long | Ace Race Parts

    Bottle Style Resonator - 2.250" Inlet/Outlet x 12" Long - 304 Stainless

    SKU 81002
    $ 63.95 - $ 63.95
    $ 63.95
    $ 63.95 - $ 63.95
    $ 63.95
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • Bottle Style Resonator 12-inch Long | Ace Race Parts

    Bottle Style Resonator - 2.500" Inlet/Outlet x 12" Long - 304 Stainless

    SKU 81003
    $ 61.95 - $ 61.95
    $ 61.95
    $ 61.95 - $ 61.95
    $ 61.95
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • Bottle Style Resonator 12-inch Long | Ace Race Parts
    Sold out

    Bottle Style Resonator - 3.000" Inlet/Outlet x 12" Long - 304 Stainless

    SKU 81004
    $ 61.95 - $ 61.95
    $ 61.95
    $ 61.95 - $ 61.95
    $ 61.95
    Out of stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • Bottle Style Resonator, 18-Inch Long | Ace Race Parts

    Bottle Style Resonator - 3.500" Inlet/Outlet x 18" Long - 304 Stainless

    SKU 81011
    $ 115.95 - $ 115.95
    $ 115.95
    $ 115.95 - $ 115.95
    $ 115.95
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • Bottle Style Resonator, 18-Inch Long | Ace Race Parts

    Bottle Style Resonator - 4.000" Inlet/Outlet x 18" Long - 304 Stainless

    SKU 81012
    $ 117.95 - $ 117.95
    $ 117.95
    $ 117.95 - $ 117.95
    $ 117.95
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • G-Sport GESI Gen1 EPA Compliant Catalytic Converter Core - 4.000" Body x 4.000" Long - 300 CPSI (50000) - Ace Race Parts

    G-Sport GESI Gen1 EPA Compliant Catalytic Converter Core - 4.000" Body x 4.000" Long - 300 CPSI (50000)

    SKU GSP50002
    $ 600.56 - $ 600.56
    $ 600.56
    $ 600.56 - $ 600.56
    $ 600.56
    Only 1 left!

    GESI G-Sport part number 50000 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI Gen1 EPA Compliant Catalytic Converter Core - 4.500" Body x 4.000" Long - 300 CPSI (85000) - Ace Race Parts

    G-Sport GESI Gen1 EPA Compliant Catalytic Converter Core - 4.500" Body x 4.000" Long - 300 CPSI (85000)

    SKU GSP85002
    $ 710.43 - $ 710.43
    $ 710.43
    $ 710.43 - $ 710.43
    $ 710.43
    Only 1 left!

    GESI G-Sport part number 85000 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 4.000" Body x 4.000" Long - 400 CPSI (50200) - Ace Race Parts

    G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 4.000" Body x 4.000" Long - 400 CPSI (50200)

    SKU GSP50200
    $ 600.56 - $ 600.56
    $ 600.56
    $ 600.56 - $ 600.56
    $ 600.56
    Only 1 left!

    GESI G-Sport part number 50200 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 4.500" Body x 4.000" Long - 400 CPSI (85200) - Ace Race Parts

    G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 4.500" Body x 4.000" Long - 400 CPSI (85200)

    SKU GSP85200
    $ 710.43 - $ 710.43
    $ 710.43
    $ 710.43 - $ 710.43
    $ 710.43
    In stock

    GESI G-Sport part number 85200 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 5.000" Body x 4.000" Long - 400 CPSI (85500) - Ace Race Parts

    G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 5.000" Body x 4.000" Long - 400 CPSI (85500)

    SKU GSP85500
    $ 835.36 - $ 835.36
    $ 835.36
    $ 835.36 - $ 835.36
    $ 835.36
    In stock

    GESI G-Sport part number 85500 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 6.000" Body x 4.000" Long - 400 CPSI (85600) - Ace Race Parts

    G-Sport GESI Gen2 EPA Compliant Catalytic Converter Core - 6.000" Body x 4.000" Long - 400 CPSI (85600)

    SKU GSP85600
    $ 1,041.57 - $ 1,041.57
    $ 1,041.57
    $ 1,041.57 - $ 1,041.57
    $ 1,041.57
    In stock

    GESI G-Sport part number 85600 is ONLY the Catalytic Core. G-Sport Transition Cones are sold separately. GESI's universal line of G-Sport Emissions...

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  • G-Sport GESI HO 2.500" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (50025) - Ace Race Parts

    G-Sport GESI HO 2.500" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (50025)

    SKU GSP50022
    $ 614.10 - $ 614.10
    $ 614.10
    $ 614.10 - $ 614.10
    $ 614.10
    In stock

    GESI's universal line of G-Sport Emissions Systems Catalytic Converters are designed to support the growing high performance aftermarket. GESI's co...

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  • G-Sport GESI HO 3.000" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (50030) - Ace Race Parts

    G-Sport GESI HO 3.000" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (50032)

    SKU GSP50032
    $ 626.15 - $ 626.15
    $ 626.15
    $ 626.15 - $ 626.15
    $ 626.15
    Only 2 left!

    GESI's universal line of G-Sport Emissions Systems Catalytic Converters are designed to support the growing high performance aftermarket. GESI's co...

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  • G-Sport GESI Transition Cone For 4.000" OD Body Catalytic Converters - 2.500" Inlet/Outlet (94025) - Ace Race Parts

    G-Sport GESI Transition Cone For 4.000" OD Body Catalytic Converters - 2.500" Inlet/Outlet (94025)

    SKU GSP94025
    $ 29.69 - $ 29.69
    $ 29.69
    $ 29.69 - $ 29.69
    $ 29.69
    In stock

    GESI's universal line of G-Sport Catalytic Converter Transition Cones create a smooth transition between G-Sport Catalytic Cores. This specific Tra...

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  • G-Sport GESI Transition Cone For 4.000" OD Body Catalytic Converters - 3.000" Inlet/Outlet (94030) - Ace Race Parts

    G-Sport GESI Transition Cone For 4.000" OD Body Catalytic Converters - 3.000" Inlet/Outlet (94030)

    SKU GSP94030
    $ 26.69 - $ 26.69
    $ 26.69
    $ 26.69 - $ 26.69
    $ 26.69
    Only 2 left!

    GESI's universal line of G-Sport Catalytic Converter Transition Cones create a smooth transition between G-Sport Catalytic Cores. This specific Tra...

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  • G-Sport GESI Transition Cone For 4.500" OD Body Catalytic Converters - 3.000" Inlet/Outlet (94530) - Ace Race Parts

    G-Sport GESI Transition Cone For 4.500" OD Body Catalytic Converters - 3.000" Inlet/Outlet (94530)

    SKU GSP94530
    $ 49.49 - $ 49.49
    $ 49.49
    $ 49.49 - $ 49.49
    $ 49.49
    Only 2 left!

    GESI's universal line of G-Sport Catalytic Converter Transition Cones create a smooth transition between G-Sport Catalytic Cores. This specific Tra...

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  • G-Sport GESI Transition Cone For 5.000" OD Body Catalytic Converters - 3.000" Inlet/Outlet (95530) - Ace Race Parts

    G-Sport GESI Transition Cone For 5.000" OD Body Catalytic Converters - 3.000" Inlet/Outlet (95530)

    SKU GSP95530
    $ 49.49 - $ 49.49
    $ 49.49
    $ 49.49 - $ 49.49
    $ 49.49
    In stock

    GESI's universal line of G-Sport Catalytic Converter Transition Cones create a smooth transition between G-Sport Catalytic Cores. This specific Tra...

    View full details
  • G-Sport GESI UHO 3.000" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (85030) - Ace Race Parts

    G-Sport GESI UHO 3.000" Inlet/Outlet Gen1 EPA Compliant Catalytic Converter 300 CPSI (85030)

    SKU GSP85032
    $ 733.01 - $ 733.01
    $ 733.01
    $ 733.01 - $ 733.01
    $ 733.01
    Only 1 left!

    GESI's universal line of G-Sport Emissions Systems Catalytic Converters are designed to support the growing high performance aftermarket. GESI's co...

    View full details
  • Ace Race Parts | G-Sport 85240 - GESI 400 CPSI GEN 2 EPA Approved 4.0in Inlet/Outlet Catalytic Converter
    Sold out

    G-Sport GESI UHO 3.000" Inlet/Outlet Gen2 EPA Compliant Catalytic Converter 400 CPSI (85230)

    SKU GSP85230
    $ 733.01 - $ 733.01
    $ 733.01
    $ 733.01 - $ 733.01
    $ 733.01
    Out of stock

    GESI's universal line of G-Sport Emissions Systems Catalytic Converters are designed to support the growing high performance aftermarket. GESI's co...

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  • Ace Race Parts | G-Sport 85240 - GESI 400 CPSI GEN 2 EPA Approved 4.0in Inlet/Outlet Catalytic Converter

    G-Sport GESI UHO 4.000" Inlet/Outlet Gen2 EPA Compliant Catalytic Converter 400 CPSI (85240)

    SKU GSP85240
    $ 749.57 - $ 749.57
    $ 749.57
    $ 749.57 - $ 749.57
    $ 749.57
    In stock

    GESI's universal line of G-Sport Emissions Systems Catalytic Converters are designed to support the growing high performance aftermarket. GESI's 40...

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  • MagnaFlow Universal Spun Catalytic Converter - 2.500" Inlet/Outlet (59956) - Ace Race Parts
    Sold out

    MagnaFlow Universal Spun Catalytic Converter - 2.500" Inlet/Outlet (59956)

    SKU 59956
    $ 190.00 - $ 190.00
    $ 190.00
    $ 190.00 - $ 190.00
    $ 190.00
    Out of stock

    These MagnaFlow 59956 universal spun catalytic converters utilize the revolutionary new catalyst technology. Using new manufacturing technology, Ma...

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  • MagnaFlow Universal Spun Catalytic Converter - 2.750" Inlet/Outlet (59958) - Ace Race Parts

    MagnaFlow Universal Spun Catalytic Converter - 2.750" Inlet/Outlet (59958)

    SKU 59958
    $ 202.00 - $ 202.00
    $ 202.00
    $ 202.00 - $ 202.00
    $ 202.00
    Only 1 left!

    These MagnaFlow 59958 2.75" universal spun catalytic converters utilize the revolutionary new catalyst technology. Using new manufacturing technolo...

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  • Ultra Quiet Resonator - 2.250" Inlet/Outlet x 13.75" Long - 304 Stainless - Ace Race Parts
    Save 20% Save %

    Ultra Quiet Resonator - 2.250" Inlet/Outlet x 13.75" Long - 304 Stainless

    SKU 81013
    $ 117.95
    $ 117.95 - $ 117.95
    $ 117.95
    $ 94.36
    $ 94.36 - $ 94.36
    $ 94.36
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

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  • Ultra Quiet Resonator - 2.500" Inlet/Outlet x 13.75" Long - 304 Stainless - Ace Race Parts
    Save 20% Save %

    Ultra Quiet Resonator - 2.500" Inlet/Outlet x 13.75" Long - 304 Stainless

    SKU 81014
    $ 117.95
    $ 117.95 - $ 117.95
    $ 117.95
    $ 94.36
    $ 94.36 - $ 94.36
    $ 94.36
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

    View full details
  • Ultra Quiet Resonator - 3.000" Inlet/Outlet x 13.75" Long - 304 Stainless - Ace Race Parts
    Save 20% Save %

    Ultra Quiet Resonator - 3.000" Inlet/Outlet x 13.75" Long - 304 Stainless

    SKU 81015
    $ 122.95
    $ 122.95 - $ 122.95
    $ 122.95
    $ 98.36
    $ 98.36 - $ 98.36
    $ 98.36
    25+ in stock

    FEATURES Full 304 Stainless Steel construction Unrestricted High Flow Perforated Core High Quality, Multi-Layer Sound Deadening Material Mirror Po...

    View full details
  • Vibrant Bottle Style Resonator 3.00" Inlet/Outlet 304 Stainless (1794) - Ace Race Parts

    Vibrant Bottle Style Resonator 2.00" Inlet/Outlet x 12" Long 304 Stainless (17890)

    SKU VIB17890
    $ 79.99 - $ 79.99
    $ 79.99
    $ 79.99 - $ 79.99
    $ 79.99
    Only 1 left!

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

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  • Vibrant Bottle Style Resonator 2.25" Inlet/Outlet 304 Stainless (1790) - Ace Race Parts

    Vibrant Bottle Style Resonator 2.25" Inlet/Outlet x 12" Long 304 Stainless (1790)

    SKU VIB1790
    $ 69.99 - $ 69.99
    $ 69.99
    $ 69.99 - $ 69.99
    $ 69.99
    Only 1 left!

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

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  • Vibrant Bottle Style Resonator 2.25" Inlet/Outlet 304 Stainless (1791) - Ace Race Parts

    Vibrant Bottle Style Resonator 2.25" Inlet/Outlet x 18" Long 304 Stainless (1791)

    SKU VIB1791
    $ 96.99 - $ 96.99
    $ 96.99
    $ 96.99 - $ 96.99
    $ 96.99
    In stock

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

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  • Vibrant Bottle Style Resonator 2.50" Inlet/Outlet 304 Stainless (1792) - Ace Race Parts

    Vibrant Bottle Style Resonator 2.50" Inlet/Outlet x 12" Long 304 Stainless (1792)

    SKU VIB1792
    $ 69.99 - $ 69.99
    $ 69.99
    $ 69.99 - $ 69.99
    $ 69.99
    In stock

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

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  • Vibrant Bottle Style Resonator 2.50" Inlet/Outlet 304 Stainless (1793) - Ace Race Parts

    Vibrant Bottle Style Resonator 2.50" Inlet/Outlet x 18" Long 304 Stainless (1793)

    SKU VIB1793
    $ 97.99 - $ 97.99
    $ 97.99
    $ 97.99 - $ 97.99
    $ 97.99
    In stock

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

    View full details
  • Vibrant Bottle Style Resonator 3.00" Inlet/Outlet 304 Stainless (1794) - Ace Race Parts

    Vibrant Bottle Style Resonator 3.00" Inlet/Outlet x 12" Long 304 Stainless (1794)

    SKU VIB1794
    $ 75.99 - $ 75.99
    $ 75.99
    $ 75.99 - $ 75.99
    $ 75.99
    In stock

    Featuring a true, straight-through perforated core that's surrounded with Vibrant's premium multi-layer sound suppression materials, these Bottle-...

    View full details