Circuit Werks

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  • Polaris Pro R Header & Exhaust

    Polaris Pro R Header & Exhaust

    Regular price  $1,095.99 Sale price  $895.99

    Polaris Pro R Header & Exhaust

    Sale price  $895.99 Regular price  $1,095.99
  • 09-18 Alfa Mito 1.4L Turbo Resonated Downpipe

    09-18 Alfa Mito 1.4L Turbo Resonated Downpipe

    Regular price  $324.99 Sale price  $259.99

    09-18 Alfa Mito 1.4L Turbo Resonated Downpipe

    Sale price  $259.99 Regular price  $324.99
  • 2014-2019 Toyota Corolla 11th Gen Single Exit Exhaust Burnt Tip

    2014-2019 Toyota Corolla 11th Gen Single Exit Exhaust Burnt Tip

    Regular price  $499.99 Sale price  $447.99

    2014-2019 Toyota Corolla 11th Gen Single Exit Exhaust Burnt Tip

    Sale price  $447.99 Regular price  $499.99
  • Blemished 05-08 Porsche Boxster & Cayman 987 V2 Catback Exhaust 987.1 S

    Blemished 05-08 Porsche Boxster & Cayman 987 V2 Catback Exhaust 987.1 S

    Regular price  $999.99 Sale price  $759.99

    Blemished 05-08 Porsche Boxster & Cayman 987 V2 Catback Exhaust 987.1 S

    Sale price  $759.99 Regular price  $999.99
  • 2015-2019 Volkswagen Golf GTi 2.0T MK7 Turbo Resonated 3 Inch for Circuit Werks Exhaust

    2015-2019 Volkswagen Golf GTi 2.0T MK7 Turbo Resonated 3 Inch for Circuit Werks Exhaust

    $349.99

    2015-2019 Volkswagen Golf GTi 2.0T MK7 Turbo Resonated 3 Inch for Circuit Werks Exhaust

    $349.99
  • 09-21 Nissan 370Z Z34 Full Titanium Burnt Tip Single Exit Muffler 4.5" Y-Back Exhaust System

    09-21 Nissan 370Z Z34 Full Titanium Burnt Tip Single Exit Muffler 4.5" Y-Back Exhaust System

    Regular price  $999.99 Sale price  $899.99

    09-21 Nissan 370Z Z34 Full Titanium Burnt Tip Single Exit Muffler 4.5" Y-Back Exhaust System

    Sale price  $899.99 Regular price  $999.99
  • 08-21 Subaru WRX & 11-21 Subaru STI Sedan Burnt Tip Single Exit Exhaust

    08-21 Subaru WRX & 11-21 Subaru STI Sedan Burnt Tip Single Exit Exhaust

    Regular price  $1,299.99 Sale price  $1,199.99

    08-21 Subaru WRX & 11-21 Subaru STI Sedan Burnt Tip Single Exit Exhaust

    Sale price  $1,199.99 Regular price  $1,299.99
  • Titanium Strut Tower Brace for 2023+ Acura Integra A-Spec and Type-S

    Titanium Strut Tower Brace for 2023+ Acura Integra A-Spec and Type-S

    Regular price  $1,499.99 Sale price  $1,099.99

    Titanium Strut Tower Brace for 2023+ Acura Integra A-Spec and Type-S

    Sale price  $1,099.99 Regular price  $1,499.99
  • BMW 2001-2006 M3 E46 Titanium Axle Back Exhaust

    BMW 2001-2006 M3 E46 Titanium Axle Back Exhaust

    Regular price  $1,499.99 Sale price  $1,399.99

    BMW 2001-2006 M3 E46 Titanium Axle Back Exhaust

    Sale price  $1,399.99 Regular price  $1,499.99
  • 07-13 BMW 335i xDrive E90 E92 AWD Twin Turbo N54 N55 Full Mufflerless Catback Exhaust

    07-13 BMW 335i xDrive E90 E92 AWD Twin Turbo N54 N55 Full Mufflerless Catback Exhaust

    Regular price  $799.99 Sale price  $749.99

    07-13 BMW 335i xDrive E90 E92 AWD Twin Turbo N54 N55 Full Mufflerless Catback Exhaust

    Sale price  $749.99 Regular price  $799.99
  • Burnt Titanium Strut Tower Brace for 2022+ Honda Civic and Civic Type-R FL5

    Burnt Titanium Strut Tower Brace for 2022+ Honda Civic and Civic Type-R FL5

    Regular price  $1,599.99 Sale price  $1,149.99

    Burnt Titanium Strut Tower Brace for 2022+ Honda Civic and Civic Type-R FL5

    Sale price  $1,149.99 Regular price  $1,599.99
  • 23+ Nissan Z 400Z Single Exit Titanium Burnt Tip Exhaust System RZ34

    23+ Nissan Z 400Z Single Exit Titanium Burnt Tip Exhaust System RZ34

    Regular price  $1,199.99 Sale price  $995.99

    23+ Nissan Z 400Z Single Exit Titanium Burnt Tip Exhaust System RZ34

    Sale price  $995.99 Regular price  $1,199.99
  • 97-04 Porsche Boxster 986 V2 Titanium Catback Exhaust System w/ C Pipes BURNT TIP

    97-04 Porsche Boxster 986 V2 Titanium Catback Exhaust System w/ C Pipes BURNT TIP

    $1,999.95

    97-04 Porsche Boxster 986 V2 Titanium Catback Exhaust System w/ C Pipes BURNT TIP

    $1,999.95
  • 23+ Acura Integra DE4 DE5 Titanium Hood Prop Rod

    23+ Acura Integra DE4 DE5 Titanium Hood Prop Rod

    Regular price  $125.99 Sale price  $119.99

    23+ Acura Integra DE4 DE5 Titanium Hood Prop Rod

    Sale price  $119.99 Regular price  $125.99
  • 07-15 Mitsubishi Lancer Evolution EVOX EVO X 3" Burnt Full Titanium Single Side Exhaust

    07-15 Mitsubishi Lancer Evolution EVOX EVO X 3" Burnt Full Titanium Single Side Exhaust

    Regular price  $999.99 Sale price  $899.99

    07-15 Mitsubishi Lancer Evolution EVOX EVO X 3" Burnt Full Titanium Single Side Exhaust

    Sale price  $899.99 Regular price  $999.99
  • 2017+ Porsche 718 Boxster, Cayman, and Cayman S X-Pipe Tips

    2017+ Porsche 718 Boxster, Cayman, and Cayman S X-Pipe Tips

    $499.99

    2017+ Porsche 718 Boxster, Cayman, and Cayman S X-Pipe Tips

    $499.99
  • NSX header Longer o2 Oxygen Sensor Harnesses 12" and 32" 4 Wire Honda Acura

    NSX header Longer o2 Oxygen Sensor Harnesses 12" and 32" 4 Wire Honda Acura

    $25.00

    NSX header Longer o2 Oxygen Sensor Harnesses 12" and 32" 4 Wire Honda Acura

    $25.00
  • o2 Oxygen Sensor Relocation Harness 27" 6 Wire Mustang 2015-2017 S550 GT 5.0 V8

    o2 Oxygen Sensor Relocation Harness 27" 6 Wire Mustang 2015-2017 S550 GT 5.0 V8

    $14.99

    o2 Oxygen Sensor Relocation Harness 27" 6 Wire Mustang 2015-2017 S550 GT 5.0 V8

    $14.99
  • o2 Oxygen Sensor Relocation Harness 2x 27" 4 Wire 87-09 Mustang GT 5.0 FoxBody

    o2 Oxygen Sensor Relocation Harness 2x 27" 4 Wire 87-09 Mustang GT 5.0 FoxBody

    $12.99

    o2 Oxygen Sensor Relocation Harness 2x 27" 4 Wire 87-09 Mustang GT 5.0 FoxBody

    $12.99
  • Header Collector 2.5" Graphoil Donut Gasket (actual ID 2.43") Integra S2000 RSX

    Header Collector 2.5" Graphoil Donut Gasket (actual ID 2.43") Integra S2000 RSX

    $12.99

    Header Collector 2.5" Graphoil Donut Gasket (actual ID 2.43") Integra S2000 RSX

    $12.99
  • Borg Warner 4.62" Clamp & Stainless Steel Flange Kit S400 Turbo Exhaust Pipe

    Borg Warner 4.62" Clamp & Stainless Steel Flange Kit S400 Turbo Exhaust Pipe

    $32.95

    Borg Warner 4.62" Clamp & Stainless Steel Flange Kit S400 Turbo Exhaust Pipe

    $32.95
  • Borg Warner 3.5" Front Pipe Clamp & Stainless Steel SX S360 S300 S200 Flange Kit

    Borg Warner 3.5" Front Pipe Clamp & Stainless Steel SX S360 S300 S200 Flange Kit

    $27.99

    Borg Warner 3.5" Front Pipe Clamp & Stainless Steel SX S360 S300 S200 Flange Kit

    $27.99
  • 3" Header Collector Donut Manifold Gasket Muffler Seal Ring Exhaust Flange

    3" Header Collector Donut Manifold Gasket Muffler Seal Ring Exhaust Flange

    $44.99

    3" Header Collector Donut Manifold Gasket Muffler Seal Ring Exhaust Flange

    $44.99
  • 3.5" V-Band Clamp Stainless Steel flange self locking nut VBand Exhaust Turbo

    3.5" V-Band Clamp Stainless Steel flange self locking nut VBand Exhaust Turbo

    $30.20

    3.5" V-Band Clamp Stainless Steel flange self locking nut VBand Exhaust Turbo

    $30.20