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
-
Anderson Composites 2020-2022 Ford Mustang Shelby GT500 Carbon Fiber Sider Rocker Panel Splitter Extensions
$809.10Contact Us for More Information
-
Anderson Composites 2020-2022 Ford Mustang Shelby GT500 Carbon Fiber Side Rocker Panel Splitters
$1,439.10Contact Us for More Information
-
Garrett Motion 2017-2020 Ford F-150 Raptor EcoBoost Direct Fit Intercooler
$1,056.47Backorderd - 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
-
Anderson Composites 2015-2020 Ford Mustang Shelby GT350 Double Sided Carbon Fiber Hood
$2,069.10Contact Us for More Information
-
Ford Mustang 2018-2019 Mustang GT Supercharger Coil Cover Kit
$233.00Contact Us for More Information
-
Roush Performance 2015-2017 Ford Mustang 5.0L-V8 Performance Pac Level 2 w/OBD
$1,269.99Contact Us for More Information
-
Roush Performance 2015-2017 Ford Mustang Heat Extractors – Black (Raw)
$274.99Contact Us for More Information
-
Roush Performance 2005-2009 Ford Mustang Radiator, Intercooler Low Temp
$419.99Contact Us for More Information
-
Roush Performance 2010-2012 Ford Mustang Front Fascia w/o Fog Lamps and Harness, Unpainted
$379.99Contact Us for More Information
-
Roush Performance 2011-2017 Ford Mustang 5.0L V8 Coil Cover Red Kit
$149.99Contact 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.
-
RSC 2020-2025 Chevrolet Corvette C8 Stingray Evolution Carbon Fiber Wing Kit
$2,395.00Contact 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
Install Feature
FFP Reimagines the McLaren 750S: A NOVITEC Collaboration
Function Factory Performance transforms a McLaren 750S with NOVITEC upgrades.
FFP News
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
