Circuit Werks
All Circuit Werks Products
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1993-1998 Toyota Supra mid pipe 1JZ Single Turbo MK4 
Sold out1993-1998 Toyota Supra mid pipe 1JZ Single Turbo MK4
Regular price $287.99 Sale price $229.991993-1998 Toyota Supra mid pipe 1JZ Single Turbo MK4
Sale price $229.99 Regular price $287.99 -
2003-2006 Nissan 350z Z33 Anti-Reversion Cat Delete Testpipe 
Sold out2003-2006 Nissan 350z Z33 Anti-Reversion Cat Delete Testpipe
Regular price $237.99 Sale price $189.992003-2006 Nissan 350z Z33 Anti-Reversion Cat Delete Testpipe
Sale price $189.99 Regular price $237.99 -
03-15 Nissan 350Z Z33 Straight Mid Y-Pipe Exhaust True 2.5" to 3" 
Sale03-15 Nissan 350Z Z33 Straight Mid Y-Pipe Exhaust True 2.5" to 3"
Regular price $349.99 Sale price $299.9903-15 Nissan 350Z Z33 Straight Mid Y-Pipe Exhaust True 2.5" to 3"
Sale price $299.99 Regular price $349.99 -
89-93 Mazda Miata B6ZE MX5 1.6 Polished Catback Exhaust System 
Sale89-93 Mazda Miata B6ZE MX5 1.6 Polished Catback Exhaust System
Regular price $499.99 Sale price $349.9989-93 Mazda Miata B6ZE MX5 1.6 Polished Catback Exhaust System
Sale price $349.99 Regular price $499.99 -
97-04 Porsche Boxster 986 Base S Models Catback Exhaust 
Sold out97-04 Porsche Boxster 986 Base S Models Catback Exhaust
Regular price $449.99 Sale price $399.9997-04 Porsche Boxster 986 Base S Models Catback Exhaust
Sale price $399.99 Regular price $449.99 -
2009-2017 Nissan 370z 370 Z Z34 Resonated Catless Test Pipes RTP 
Sold out2009-2017 Nissan 370z 370 Z Z34 Resonated Catless Test Pipes RTP
Regular price $249.99 Sale price $199.992009-2017 Nissan 370z 370 Z Z34 Resonated Catless Test Pipes RTP
Sale price $199.99 Regular price $249.99 -
Circuit Werks 89-98 Adjustable 240sx Silvia S13 S14 Inner Outer Extended Tie Rods Arm Black 
SaleCircuit Werks 89-98 Adjustable 240sx Silvia S13 S14 Inner Outer Extended Tie Rods Arm Black
Regular price $148.99 Sale price $118.99Circuit Werks 89-98 Adjustable 240sx Silvia S13 S14 Inner Outer Extended Tie Rods Arm Black
Sale price $118.99 Regular price $148.99 -
10-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust Burnt Tip 
Sale10-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust Burnt Tip
Regular price $569.99 Sale price $455.9910-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust Burnt Tip
Sale price $455.99 Regular price $569.99 -
2000-2009 Honda S2000 63mm Resonated Testpipe 
Sale2000-2009 Honda S2000 63mm Resonated Testpipe
Regular price $154.99 Sale price $124.992000-2009 Honda S2000 63mm Resonated Testpipe
Sale price $124.99 Regular price $154.99 -
2006-2008 AUDI A4 B7 Turbo Stainless Type 8E/8H Downpipe 
Sold out2006-2008 AUDI A4 B7 Turbo Stainless Type 8E/8H Downpipe
Regular price $249.99 Sale price $199.992006-2008 AUDI A4 B7 Turbo Stainless Type 8E/8H Downpipe
Sale price $199.99 Regular price $249.99 -
2008-2013 Infiniti G37 Catless Resonated Test pipes 
Sold out2008-2013 Infiniti G37 Catless Resonated Test pipes
Regular price $262.99 Sale price $209.992008-2013 Infiniti G37 Catless Resonated Test pipes
Sale price $209.99 Regular price $262.99 -
10-14 Volkswagen Golf GTi MK6 MKVI 2.0T VW Polished Catback Exhaust 
Sold out10-14 Volkswagen Golf GTi MK6 MKVI 2.0T VW Polished Catback Exhaust
Regular price $473.99 Sale price $399.9910-14 Volkswagen Golf GTi MK6 MKVI 2.0T VW Polished Catback Exhaust
Sale price $399.99 Regular price $473.99 -
Circuit Werks 11-14 Ford Mustang GT Boss 5.0L Off Road Cat Delete Performance Test Pipes 
Sold outCircuit Werks 11-14 Ford Mustang GT Boss 5.0L Off Road Cat Delete Performance Test Pipes
$299.99Circuit Werks 11-14 Ford Mustang GT Boss 5.0L Off Road Cat Delete Performance Test Pipes
$299.99 -
09-12 Porsche Boxster Cayman Base & S 987.2 Catback Exhaust 
Sale09-12 Porsche Boxster Cayman Base & S 987.2 Catback Exhaust
Regular price $874.99 Sale price $699.9909-12 Porsche Boxster Cayman Base & S 987.2 Catback Exhaust
Sale price $699.99 Regular price $874.99 -
07-10 BMW 335i 135i E90 E91 E92 E93 N54B30 N54 Twin Turbo 3" Downpipes 
Sale07-10 BMW 335i 135i E90 E91 E92 E93 N54B30 N54 Twin Turbo 3" Downpipes
Regular price $299.99 Sale price $239.9907-10 BMW 335i 135i E90 E91 E92 E93 N54B30 N54 Twin Turbo 3" Downpipes
Sale price $239.99 Regular price $299.99 -
13-16 Porsche Cayman Boxster 981 Base S Catback Exhaust System 
13-16 Porsche Cayman Boxster 981 Base S Catback Exhaust System
$749.9913-16 Porsche Cayman Boxster 981 Base S Catback Exhaust System
$749.99 -
10-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust 
Sale10-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust
Regular price $547.99 Sale price $429.9910-14 Volkswagen Golf GTi MK6 MKVI 2.0T CCTA Turboback Exhaust
Sale price $429.99 Regular price $547.99 -
92-00 Honda Civic 94-01 Acura Integra K20/K24 K Swap EG EK DC2 K-Series V2 Tri-Y Header 
Sale92-00 Honda Civic 94-01 Acura Integra K20/K24 K Swap EG EK DC2 K-Series V2 Tri-Y Header
Regular price $437.99 Sale price $299.9992-00 Honda Civic 94-01 Acura Integra K20/K24 K Swap EG EK DC2 K-Series V2 Tri-Y Header
Sale price $299.99 Regular price $437.99 -
3.3L Kia Stinger Differential Black Brace Bracket Genesis G70 V6 Turbo 
Sold out3.3L Kia Stinger Differential Black Brace Bracket Genesis G70 V6 Turbo
Regular price $201.99 Sale price $160.993.3L Kia Stinger Differential Black Brace Bracket Genesis G70 V6 Turbo
Sale price $160.99 Regular price $201.99 -
2015-2020 Volkswagen Golf R / Audi S3 downpipe 
Sold out2015-2020 Volkswagen Golf R / Audi S3 downpipe
Regular price $374.99 Sale price $299.992015-2020 Volkswagen Golf R / Audi S3 downpipe
Sale price $299.99 Regular price $374.99 -
12-19 Fiat Abarth 500 1.4L Turbo Straight Downpipe 
Sale12-19 Fiat Abarth 500 1.4L Turbo Straight Downpipe
Regular price $299.99 Sale price $239.9912-19 Fiat Abarth 500 1.4L Turbo Straight Downpipe
Sale price $239.99 Regular price $299.99 -
90° Degree O2 CEL Fix Adapters/Spacers Lambda/Oxygen Sensor 
Sold out90° Degree O2 CEL Fix Adapters/Spacers Lambda/Oxygen Sensor
Regular price $24.99 Sale price $19.9990° Degree O2 CEL Fix Adapters/Spacers Lambda/Oxygen Sensor
Sale price $19.99 Regular price $24.99 -
1997-2004 Porsche Boxster 986 2.5/2.7/3.2 Sport Exhaust Headers/Manifolds 
Sold out1997-2004 Porsche Boxster 986 2.5/2.7/3.2 Sport Exhaust Headers/Manifolds
$799.991997-2004 Porsche Boxster 986 2.5/2.7/3.2 Sport Exhaust Headers/Manifolds
$799.99 -
00-06 Audi TT Quattro MKI 225HP 1.8T 20v Resonated Downpipe 
Sold out00-06 Audi TT Quattro MKI 225HP 1.8T 20v Resonated Downpipe
Regular price $212.99 Sale price $169.9900-06 Audi TT Quattro MKI 225HP 1.8T 20v Resonated Downpipe
Sale price $169.99 Regular price $212.99
