Performance Upgrades

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We stock thousands of parts and accessories from most major suppliers. Only a small portion of our catalog is on our online store. We are continously adding products to our site, but if you do not see the product you are looking for please contact us by phone or email and we will gladly assist you.

512-982-9393 (TX) or 562-981-6800 (CA)

Showing 1 to 200 of 2925 (15 Pages)
Maserati Grecale Throttle Response Controller - MADNESS GOPedal
Recommended by MADNESS
Alfa Romeo 4C AutoFlash by MADNESS

Alfa Romeo 4C AutoFlash by MADNESS

 price
$449.99
$599.99 Save: $150.00
Free Global Shipping!
Recommended by MADNESS
Maserati Grecale AutoFlash by MADNESS

Maserati Grecale AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
Maserati Grecale Throttle Controller - InterStar PowerPedal
Free Continental US Shipping!
Recommended by MADNESS
 Audi A3 1.8T 25mm Turbo Recirculation Valve w/ Adjustable Vacuum Port by Forge Motorsport
Free Continental US Shipping!
 Nissan GT-R Engine Cover - Carbon Fiber

Nissan GT-R Engine Cover - Carbon Fiber

 price
$749.99
$799.99 Save: $50.00
Recommended by MADNESS
 Nissan GT-R Twin Turbo SF Air Intake Pipes - Carbon Fiber
Free Global Shipping!
Recommended by MADNESS
 Porsche Panamera Exhaust Frame Trim - Carbon Fiber
Recommended by MADNESS
Acura MDX Performance Air Filter - Sprint Filter - P037 Waterproof
Recommended by MADNESS
Acura MDX Performance Air Filter - Sprint Filter - P08
Recommended by MADNESS
Acura MDX Performance Air Filter - Sprint Filter - P08F1-85
Recommended by MADNESS
Alfa Romeo 4C - Engine Control Module - Eco Power Chip
Recommended by MADNESS
Alfa Romeo 4C - Engine Control Module - Power+ by SILA Concepts
Recommended by MADNESS
Alfa Romeo 4C - Performance ECU by MADNESS - 91 Octane
Recommended by MADNESS
Alfa Romeo 4C - Performance ECU by MADNESS - 93 Octane
Recommended by MADNESS
Alfa Romeo 4C Boost Pressure Hose by Pogea Racing - Black
Alfa Romeo 4C Boost Pressure Hose by SILA Concepts - Black
Recommended by MADNESS
Alfa Romeo 4C Boost Pressure Hose by SILA Concepts - Red
Recommended by MADNESS
Alfa Romeo 4C Boost Pressure Hose by SILA Concepts - Red - Display
Alfa Romeo 4C Carbon Fiber Exhaust Cooling Air Inlet
Recommended by MADNESS
Alfa Romeo 4C Coilover Kit - Bilstein - B16 PSS10 - Adjustable
Recommended by MADNESS
Alfa Romeo 4C Exhaust Manifold Cooling Hose - Black
Alfa Romeo 4C Exhaust Manifold Cooling Hose - SILA Concepts - Black
Recommended by MADNESS
Alfa Romeo 4C High Flow Catalytic Converter

Alfa Romeo 4C High Flow Catalytic Converter

 price
$1,199.99
$1,299.99 Save: $100.00
Alfa Romeo 4C Hose/ Filter Upgrade Kit - BMC + SILA
Recommended by MADNESS
Alfa Romeo 4C Ignition Coil Pack Set - Bosch

Alfa Romeo 4C Ignition Coil Pack Set - Bosch

 price
$319.99
$349.99 Save: $30.00
Recommended by MADNESS
Alfa Romeo 4C Perfomance Exhaust System - Magnaflow - Dual Exit - 4" Tips
Recommended by MADNESS
Alfa Romeo 4C Performance Air Filter  - Sprint Filter - S High Performance
Recommended by MADNESS
Alfa Romeo 4C Performance Air Filter  - Sprint Filter - WP Ultra Fine/ Waterproof
Recommended by MADNESS
Alfa Romeo 4C Performance Air Filter - BMC - High Performance
Recommended by MADNESS
Alfa Romeo 4C Performance Exhaust - Axle Back - Quicksilver - Sound Architect
Alfa Romeo 4C Performance Exhaust - Axle Back - Quicksilver - Sport

Alfa Romeo 4C Performance Exhaust - Axle Back - Quicksilver - Sport

Inquire for current price and availability

Alfa Romeo 4C Performance Exhaust - Axle Back - Quicksilver - SuperSport
Alfa Romeo 4c Spark Plugs - Silver Racing by Brisk - Set of 4
Free Continental US Shipping!
Recommended by MADNESS
Alfa Romeo 4C Throttle Response Controller - MADNESS GOPedal
Recommended by MADNESS
Alfa Romeo Giulia ECM Mount - Red
Alfa Romeo Stelvio 2.9L Throttle Body Inlet Pipes - Forge Motorsport - Quadrifoglio Model
Recommended by MADNESS
Alfa Romeo Stelvio Exhaust Trim Ring Set - Gloss Black
Free Continental US Shipping!
Recommended by MADNESS
Alfa Romeo Tonale Blow Off Adapter Plate - 2.0L Turbo - SILA Concepts - Red
Free Continental US Shipping!
Recommended by MADNESS
Aston Martin DB7 Brake Pads - EBC - Rear - Yellow Stuff
Free Continental US Shipping!
Aston Martin DB9 2004-2013 - Performance Air Filter by BMC - FB590/08
Free Continental US Shipping!
Recommended by MADNESS
Aston Martin Rapide/ Rapide S 2009 - Performance Air Filter by BMC - FB590/08
Free Continental US Shipping!
Recommended by MADNESS
Aston Martin Vanquish - Performance Air Filter by BMC - FB590/08
Free Continental US Shipping!
Recommended by MADNESS
Aston Martin Vanquish Brake Pads - EBC - Rear - Yellow Stuff
Free Continental US Shipping!
Audi A3 6 Speed Adjustable Quick Shifter by Forge Motorsport
Free Continental US Shipping!
Audi A3 III/ Cabrio - Performance Air Filter by BMC - FB756/20
Free Continental US Shipping!
Recommended by MADNESS
Audi A3 Quattro 2.0L Performance Exhaust by Borla - Cat-Back Exhaust - S-Type (2014-2016)
Free Continental US Shipping!
AUDI A3 Throttle Response Controller - MADNESS GOPedal
Recommended by MADNESS
Audi A4 - (TDI, FSI, TFSI) - Performance Air Filter by BMC - FB533/08-01
Free Continental US Shipping!
Recommended by MADNESS
Audi A4 - Performance Exhaust by Borla - Cat-Back Exhaust - S-Type (2009-2015)
Free Continental US Shipping!
Audi A5 - (TDI, FSI, TFSI) - Performance Air Filter by BMC - FB533/08-01
Free Continental US Shipping!
Recommended by MADNESS
Audi A5/ S5 by Luethen Motorsports
Recommended by MADNESS
Audi A6 4.0 - (TFSI) - Performance Air Filter by BMC - FB769/08
Free Continental US Shipping!
Recommended by MADNESS
Audi A6 IV - (FSI/ TDI/ TFSI) - Performance Air Filter by BMC - FB693/08
Free Continental US Shipping!
Recommended by MADNESS
Audi A6 IV - (TDI, TFSI) - Performance Air Filter by BMC - FB765/08
Free Continental US Shipping!
Recommended by MADNESS
Audi A6 Performance Air Filter - Sprint Filter - F1 Ultimate Performance
Recommended by MADNESS
Audi A6 Performance Air Filter - Sprint Filter - S High Performance
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Audi A7 (4GA) - (FSI/ TDI/ TFSI) - Performance Air Filter by BMC - FB693/08
Free Continental US Shipping!
Recommended by MADNESS
Audi A7 4.0 - (TFSI) - Performance Air Filter by BMC - FB769/08
Free Continental US Shipping!
Recommended by MADNESS
Audi A7 Performance Air Filter - Sprint Filter - F1 Ultimate Performance
Recommended by MADNESS
Audi A7 Performance Air Filter - Sprint Filter - S High Performance
Recommended by MADNESS
Audi A8 III - Performance Air Filter by BMC - FB743/08
Free Continental US Shipping!
Recommended by MADNESS
Audi Q5 - (TDI, FSI, TFSI) - Performance Air Filter by BMC - FB533/08-01
Free Continental US Shipping!
Recommended by MADNESS
Audi Q7 - Performance Air Filter by BMC - FB335/01
Free Continental US Shipping!
Recommended by MADNESS
Audi R8 5.2L V10 Performance Exhaust by Borla - Cat-Back Exhaust - S-Type (2010-2014)
Free Continental US Shipping!
Audi R8 Performance Air Filter by BMC - CRF605/08
Free Continental US Shipping!
Recommended by MADNESS
Audi R8 Performance Air Filter by BMC - CRF612/08
Free Continental US Shipping!
Recommended by MADNESS
Audi RS4 Exhaust Bypass Valve Controller Kit by Forza Componenti - B4A Model
Free Continental US Shipping!
Recommended by MADNESS
Audi S3 Performance Exhaust by Borla - Cat-Back Exhaust - S Type (2013-2015) Dual Tip
Free Continental US Shipping!
Audi S3 Sportback Quattro Exhaust by Ragazzon - Dual Exit/ Quad Tip (2013 - 2016)
Recommended by MADNESS
Audi S3 Throttle Response Controller - MADNESS GOPedal
Recommended by MADNESS
Audi S3 Throttle Response Controller - MADNESS GOPedal - Bluetooth
Recommended by MADNESS
Audi S4 3.0L Performance Exhaust by Borla - Cat-Back Exhaust (2010-2013)
Free Continental US Shipping!
Audi TT - Performance Air Filter by BMC - FB335/01
Free Continental US Shipping!
Recommended by MADNESS
Audi TT Coupe/ Roadster (8J) Performance Exhaust by Ragazzon - Evo Line - Dual Tip
Recommended by MADNESS
Audi TT RS Coilover Kit by KW - V3
Free Continental US Shipping!
Audi TT RS Coilover Kit by KW - V3 - Clubsport
Free Continental US Shipping!
Audi TT/ TTS - Performance Air Filter by BMC - FB756/20
Free Continental US Shipping!
Recommended by MADNESS
Bentley Continental GT Performance Air Filter by BMC - FB471/20
Free Continental US Shipping!
Recommended by MADNESS
Bentley Continental GT V8 - Performance Air Filter by BMC - FB848/20
Free Continental US Shipping!
Recommended by MADNESS
Bentley Performance Air Filter by BMC - Flying Spur - FB471/20
Free Continental US Shipping!
Recommended by MADNESS
BMW 116d/ 118d/ 120d/ 123d (E8X) Performance Air Filter by BMC - FB479/20
Free Continental US Shipping!
BMW 228i (F22/ F23) AutoFlash by MADNESS

BMW 228i (F22/ F23) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
BMW 228i SULEV (F22/ F23) AutoFlash by MADNESS
Free Global Shipping!
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BMW 3-Series (E90/E91/E92/E93) M3 Performance Air Filter by BMC - North American Version - FB577/08
Free Continental US Shipping!
Recommended by MADNESS
BMW 3-Series (F30/F31/F80) M3 Performance Air Filter by BMC - FB647/20
Free Continental US Shipping!
Recommended by MADNESS
BMW 316d/ 318d/ 325d /330d /335d (E9X) Performance Air Filter by BMC - FB479/20
Free Continental US Shipping!
Recommended by MADNESS
BMW 320i (F30/ F31) AutoFlash by MADNESS

BMW 320i (F30/ F31) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
BMW 320i xDrive (F30/ F31) AutoFlash by MADNESS
Free Global Shipping!
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BMW 328d (F30/ F31) AutoFlash by MADNESS

BMW 328d (F30/ F31) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
BMW 328d xDrive (F30/ F31) AutoFlash by MADNESS
Free Global Shipping!
Recommended by MADNESS
BMW 328i  - Performance Air Filter by BMC - FB702/20
Free Continental US Shipping!
Recommended by MADNESS
BMW 328i (F30/ F31) AutoFlash by MADNESS

BMW 328i (F30/ F31) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
BMW 328i S Type Performance Exhaust by Borla - Cat-Back Exhaust (2012 - 2016)
Free Continental US Shipping!
BMW 335i (F30/ F31) AutoFlash by MADNESS

BMW 335i (F30/ F31) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
BMW 335i Performance Air Filter by BMC - F30 / F31 / F80 - FB740/20
Free Continental US Shipping!
Recommended by MADNESS
BMW 335i xDrive (F30/ F31) AutoFlash by MADNESS
Free Global Shipping!
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BMW 335i xDrive GT (F34) AutoFlash by MADNESS

BMW 335i xDrive GT (F34) AutoFlash by MADNESS

 price
$499.99
$599.99 Save: $100.00
Free Global Shipping!
Recommended by MADNESS
Showing 1 to 200 of 2925 (15 Pages)

Two locations to serve you

AUSTIN, TX

22108 SH 71 W.
Spicewood, TX 78669
512-982-9393
Mon-Fri: 9 AM - 6PM CST
Sat-Sun: Closed

LOS ANGELES, CA

2716 Dawson Ave.
Signal Hill, CA 90755
562-981-6800
Mon-Fri: 9 AM - 6PM PST
Sat-Sun: Closed