WELCOME TO FUNCTION FACTORY PERFORMANCE
Factory Proven. Factory Backed. — Premium performance parts & expert installation since 2017
CHOOSE YOUR PLATFORM
Premium performance parts for the world's most exciting vehicles
🔥 Top Seller
MUSTANG
S550 • S650 • GT500 • EcoBoost • Dark Horse
TM Specialist
ALL MODELS
720S • 750S • 765LT • 600LT • Artura
🔥 Hot
CORVETTE
C8 Stingray • Z06 • Z07 • E-Ray
🎮 New
SIMULATORS
Turnkey • Chassis • Wheel Bases • Pedals
BEST SELLERS
Our most popular performance parts — proven by thousands of enthusiasts
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AFE 2022-2024 Ford Bronco Raptor V6 3.0L BladeRunner Aluminum Hot & Cold Charge Pipe Kit Red
$908.25Backorderd - Call or Email For ETA
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AFE 2022-2024 Ford Bronco Raptor V6 3.0L Momentum GT Cold Air Intake System w/ Pro DRY S Filter
$573.00Backorderd - Call or Email For ETA
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FFP 2024-2025 Ford Mustang GT Rear Spoiler
$309.98Backorderd - Call or Email For ETA
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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NOVITEC Ferrari 488 Titanium Wheel Bolts
$1,610.00Available
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NOVITEC x Vossen NF10 Wheel Set for Ferrari 488
$12,604.00Available
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NOVITEC x Vossen NF9 Wheel Set for Ferrari 488
$12,604.00Available
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NOVITEC Ferrari 488 GTB / Spider Hydraulic Lift System
$11,385.00Available
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NOVITEC Ferrari 488 GTB / Spider Sport Springs
$2,185.00Available
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NOVITEC N-TRONIC for Ferrari 488 GTB / Spider
$4,830.00Available
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Speedkore 2015-2017 Ford Mustang GT Carbon Fiber Rear Bumper
$4,100.00Backorderd - Call or Email For ETA
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Speedkore 2015-2017 Ford Mustang GT Carbon Fiber Front Bumper
$5,200.00Backorderd - Call or Email For ETA
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Driveshaft Shop 2015-2017 Mustang GT Automatic Carbon Fiber Driveshaft, 3.25″ with Direct Fit CV
$1,880.84Backorderd - Call or Email For ETA
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Wiseco Boostline 2015-2023 Ford Mustang EcoBoost Connecting Rod Set 149mm ARP +625
$1,499.47Backorderd - 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.
McLAREN EXTENDED WARRANTY COVERAGE
Protect your investment with comprehensive coverage from Thorney Motorsport — the UK's leading independent McLaren specialists.
FROM THE BLOG
Install Feature
FFP Reimagines the McLaren 750S: A NOVITEC Collaboration
Function Factory Performance transforms a McLaren 750S with NOVITEC upgrades.
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FFP Does Monterey Car Week 2025
Supercars, spectacle, and sleepless nights at the world's most prestigious event.
Guide
Ultimate Guide To Modifying Your EcoBoost Mustang
Everything you need to build the perfect EcoBoost Mustang.
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