WELCOME TO FUNCTION FACTORY PERFORMANCE
Factory Proven. Factory Backed. — Premium performance parts & expert installation since 2017
FIND PARTS FOR YOUR VEHICLE
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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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FFP 2015-2023 Ford Mustang Forged Carbon Fiber “Swing” Rear Wing
$599.99Backorderd - Call or Email For ETA
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FFR Customer Racing: AMP Track Day
$299.99Contact 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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Anderson Composites 2015-2017 Ford Mustang Fiberglass Type-AT Front Fenders (Pair)
$899.10Contact Us for More Information
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Anderson Composites 2015-2017 Ford Mustang Double Sided Carbon Fiber Cowl Hood
$2,069.10Contact Us for More Information
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Air Lift Performance 2015-2023 Ford Mustang 3P Management Front and Rear Kit
$3,840.00Backorderd - Call or Email For ETA
Certified Specialist
THORNEY MOTORSPORT OF LOS ANGELES
Factory-trained Thorney Motorsport independent specialist. Expert service, genuine parts, and performance upgrades for all McLaren models.
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Piper Cams 2013-2019 Ford Fiesta ST Race Camshaft
$906.57Backorderd - Call or Email For ETA
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Piper Cams 2013-2019 Ford Fiesta ST Fast Road Camshaft
$906.57Backorderd - Call or Email For ETA
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Anderson Composites 2020-2024 Chevrolet Corvette C8 Fiberglass Wide-Track Package Body Kit
$13,198.90Contact Us for More Information
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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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