FunctionWerks
FunctionWerks offers premium automotive parts and accessories for enthusiasts and professionals. Specializing in high-performance components, custom upgrades, and expert advice, we provide everything needed to enhance and personalize your vehicle's performance and style.
FunctionWerks
All products
All
Catalytic Converter Direct Fit
Catalytic Converter Universal
Catback
Exhaust, Mufflers & Tips
Headers & Manifolds
Muffler
Oxygen Sensors
Programmers & Chips
Tail Pipes
Tips
Turbo Back
X Pipes
Y Pipes
Wheels
Wheels - Cast
Wheels - Forged
Aluminum Tubing
Axle Back
Body Armor & Protection
Body Armor & Rock Rails
Brackets
Clamps
Connecting Pipes
Downpipe Back
Downpipes
DPF Back
Exhaust Adapters
Exhaust Hardware
Exhaust Valve Controllers
Fabrication
H Pipes
Light Mounts
Lights
Muffler Delete Pipes
Resonators
Smoke Stacks
Steel Tubing
Lug Nuts
Security Locks
Tailgate Locks
Truck Bed Accessories
Wheel Accessories
Wheel and Tire Accessories
Wheel Bolts
Bushing Sleeves
Clutch Discs
Clutch Forks
Clutch Kits - Multi
Clutch Kits - Single
Clutch Lines

AMS Performance VR30DDTT Street Lower Downpipes w/GESI Catal
USD 1499.95

Invidia 08-15 Mitsubishi Evolution X High Flow Cat Downpipe
USD 580.86

Cobb 08-15 Mitsubishi Evo X/09-15 Mitsubishi Ralliart 3in. 3
USD 299.0

MBRP 17-26 Chevrolet Silverado/GMC Sierra (L5P) 3.5in Down P
USD 254.99

MBRP 94-97 Ford F-250/350 7.3L T409 Stainless Steel 3in Down
USD 204.99

GReddy 2017+ Honda Civic Type R EXR 3in Front Over Pipe & Mi
USD 508.25

GReddy 2017+ Honda Civic Type R FK8 3in Forward Mid Pipe
USD 247.0

GReddy 2017+ Honda Civic Type R Front Over Pipe
USD 337.25

Invidia 2022+ Subaru WRX J-Pipe w/ High Flow Cat
USD 650.92

Kooks Headers 25-26 Ford Explorer ST/Aviator Stainless Steel
USD 1542.21

Kooks 20-24 Ford Exployer ST/Aviator 3in x 2-1/2in Stainless
USD 1542.21

Invidia 10-14 Volkswagen Golf Gen 6 GTI 2.0T High Flow Cat D
USD 346.5

Invidia 05-12 VW Golf GTI Downpipe with High Flow Cat
USD 346.5

HKS RACE PART solely for use on purpose-built race cars, nev
USD 550.0

HKS RACE PART solely for use on purpose-built race cars, nev
USD 710.0

HKS 87-93 Supra MK3 Downpipe
USD 300.0

Invidia 13+ VW Golf GTI Downpipe with High Flow Cat
USD 346.5

Invidia 15+ Subaru WRX Manual Trans Down Pipe w/ High Flow C
USD 1122.79

Invidia 15+ Subaru WRX Automatic Trans Down Pipe w/ High Flo
USD 1122.79

Invidia 10+ Legacy Catted Downpipe
USD 1000.19

Invidia 09+ EVO 10 One piece Downpipe and High Flow Cat Pipe
USD 813.2

Invidia 08+ Subaru WRX/ 05-09 STI / 02 Legacy High Flow Cat
USD 899.64

Invidia 02-07 WRX/STi Polished Divorced Waste Gate Downpipe
USD 875.83

Invidia 03+ Evo Turbo Outlet
USD 375.73