Have an account? Log in to check out faster.
Circuit Werks
All Circuit Werks Products
32 Inch 4 Wire o2 Oxygen Sensor Relocation Harness Honda Acura Civic Prelude RSX
24" 4 Wire o2 Oxygen Sensor Relocation Harness Honda Acura Civic RSX Prelude
Acura TSX grill Model year: 2011-2014 Chrome with Black accent and emblem
Acura ILX grill Model year: 2016-2018 Gloss Black with emblem
Acura ILX grill Model year: 2016-2018 Gloss Black no emblem
Acura ILX grill Model year: 2016-2018 Satin Silver
Volvo VNL grill Model year: 2004-2015 No logo with bugscreen
Acura TSX grill Model year: 2004-2005 Chrome with Black accent with emblem
Acura TSX grill Model year: 2009-2010 all Black
Freightliner Century grill Model year: 2005-2011 Chrome no bugscreen
Acura TSX grill Model year: 2009-2010 all Black with emblem
Subaru Impreza 2002-2007 WRX STI Rear Differential Brace Black
2013-2026 Subaru BRZ Full Dual Mufflerless Exhaust System
S2000 Honda 00-09 AP1 AP2 CR Exhaust Single Muffler Header Back Dual Tip
2017-2026 Toyota FT86 GT86 GR86 Dual Exhaust System Straight Pipe
2020+ BMW M3 G80, M4 G82 G83 S58 Valved Muffler Catback Exhaust System
Circuit Werks Short Sleeve T-Shirt
03-09 Nissan 350Z Z33 Resonated Pipe Section for Y-Pipe Exhaust 3"
03-09 Nissan 350Z Z33 Straight Pipe Section for Y-Pipe Exhaust 3"
2016-2020 Lexus GS-F Mufflered Axle Back Exhaust System
2022-2025 Volkswagen Golf GTI MK8 Catback Exhaust Burnt Tip
2001-2016 Chevy Bolt On Up Pipes Silverado Diesel Duramax GM Turbo 2500 3500
FORD F350 94-97 Stainless Up Pipe kit Bellows POWERSTROKE OBS Diesel 7.3L Turbo
FORD 2008-2010 Up Pipes POWERSTROKE Heavy Duty F250 F350 Diesel 6.4L Turbo
Join our Newsletter — Get Updates, Offers and Invites.
00-04 Porsche Boxster 986 2.7/3.2 Circuit Werks Resonated Test Pipes Frontpipes Midpipes
00-04 Porsche Boxster 986 2.7/3.2 Straight Test Pipes
00-06 Audi TT Quattro MKI 225HP 1.8T 20v Resonated Downpipe
00-06 Audi TT Quattro MKI 225HP 1.8T 20v Straight downpipe