WELCOME TO FUNCTION FACTORY PERFORMANCE
Factory Proven. Factory Backed. — Premium performance parts & expert installation since 2017
FIND PARTS FOR YOUR VEHICLE
Select your year, make, and model to see compatible parts
CHOOSE YOUR PLATFORM
Premium performance parts for the world's most exciting vehicles
BEST SELLERS
Our most popular performance parts — proven by thousands of enthusiasts
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ISR Performance 2003-2008 Nissan 350z HGC LS Swap Header, 1 3/4″
$825.00Backorderd - Call or Email For ETA
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Oracle Lighting 2015-2017 Ford Mustang Pre-Assembled Headlights Dynamic Colorshift RGB+A Black Edition
$1,228.46Backorderd - Call or Email For ETA
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Zl1 Addons 2008-2023 Dodge Challenger All Models Strap Points
$109.99Contact Us for More Information
FACTORY PROVEN. FACTORY BACKED.
Our crew of passionate car enthusiasts, led by owner and founder Charles Siritho, carefully hand-selects our premier products. We rigorously test performance parts on our Ford Mustangs, McLarens, and customer vehicles.
"We built FFP to be the shop we always wished existed — expert knowledge, premium parts, and no BS."
NEW ARRIVALS
Fresh drops — just landed in our warehouse
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Kooks Headers 2015-2021 Ford Mustang GT 1-3/4″ Stainless Headers with STD Catted Connection Pipes
$2,519.07Backorderd - Call or Email For ETA
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Steeda 2015-2022 Ford Mustang Front & Rear Floor Mats – Black/Blue Logo
$180.99Contact Us for More Information
Certified Specialist
THORNEY MOTORSPORT OF LOS ANGELES
Factory-trained Thorney Motorsport independent specialist. Expert service, genuine parts, and performance upgrades for all McLaren models.
McLAREN EXTENDED WARRANTY COVERAGE
Protect your investment with comprehensive coverage from Thorney Motorsport — the UK's leading independent McLaren specialists.
FROM THE BLOG
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Explore All Articles
Browse our complete collection of build features and guides.
LET'S TALK PERFORMANCE
Questions about parts? Need install advice? Our team of enthusiasts is here to help you build the perfect setup.
805-267-9762
