Skip to content

Home
Engines
Drivetrains
Fuel Systems
Electronics
Exhaust
Suspension
Brakes, Rotors & Pads
Wheels & Tires
Interior
Car Exterior
Truck Exterior
Apparel
Account

Search

Home
Engines
Drivetrains
Fuel Systems
Electronics
Exhaust
Suspension
Brakes, Rotors & Pads
Wheels & Tires
Interior
Car Exterior
Truck Exterior
Apparel

Account

Item added to cart. View cart and check out.

Year

Make

Model

Search

× clear filters

WRX STI

Sort by

MAHLE Original Renault R18I 83-81 Silicone Sealant 12 Pack

MAHLE Original Renault R18I 83-81 Silicone Sealant 12 Pack

Regular price $184.32

Centric OE Grade Rear Brake Kit (2 Wheel)

Centric OE Grade Rear Brake Kit (2 Wheel)

Regular price $179.60

Performance

Turbo Kits
Supercharger Kits
Nitrous Systems
Water Meth Kits
Super Core Assemblies

Driving

Clutch Kits - Multi
Big Brake Kits
Suspension Packages
Wheels - Forged
Tires - Streetable Track

News

Our website is still under construction as we continue to add more about us and more products to the catalog.
Stay tuned for the release of our brand new fuel injector sets.

About Us

Demonic Performance is Owned and Operated by Skyler Morgan and Kyle Conway, both extreme automotive enthusiasts determined to bring amazing parts and prices to the automotive community.

Contact us

Telephone: (770)-504-6769

Email: DemonicPerformancellc@Gmail.com

Be in the know

Promotions, new products and sales. Directly to your inbox.

© 2026, Demonic Performance . Powered by Shopify

Payment methods

Choosing a selection results in a full page refresh.
Press the space key then arrow keys to make a selection.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device