Home :: Manufacturers :: Performance Online

Performance Online

Performance Online
Performance Online, disc brakes, suspension parts and steering components for Classic Chevrolet, Chevy, GMC, Ford, Buick, Oldsmobile, Merc, Mopar, Dodge, Plymouth, Chrysler and Pontiac cars and trucks.


1949-51 Mercury "MERC" Car Disc Brake Conversion Kit 19514

Available for 1949-51 Mercury "MERC" Car. This is the best and easiest way to convert your vehicle to disc brakes. Improve your 60 to 0 mph stopping distance.

Transmission Mount, Rubber, GM Turbo 400
These replacement transmission mounts are a nice touch in completing your project. Available for ALL vehicles running a GM transmission.
1955-59 Chevy Truck and GMC Truck Manual Master Cylinder kit, Drum Brakes

Available for 1955-59 Chevrolet and GMC trucks. Add a dual reservoir master cylinder or manual disc brake master cylinder to your under floor setup.

1948-52 Ford F-1 Truck Power Brake Booster Kit
Available for 1948-52 Ford F-1 trucks. Add power brakes to your truck without major modifications! Available for both drum and disc brake applications. Floor Mount Booster.
Mopar Disc Brake Conversion Kit, Fits 1962-74 Chrysler, Plymouth and Dodge Cars

ADD POWER DISC BRAKES to your MOPAR without major modifications! Available for 1962-74 Chrysler, Dodge and Plymouth cars. 


1947-55 Chevy Truck and GMC Truck 3" Lowering Block Kit

NEW PRODUCT!  Available for 1947-55 Chevy Truck and GMC Truck. Obtain a 3" drop with our exclusive lowering block kit for stock rear end.

GM Proportioning Valve Low Pressure Warning Light Switch Cover, Chrome

NEW ITEM! Chrome proportioning valve warning light switch cover.

1967-69 Dodge, Plymouth, Chrysler, Mopar B-Body Front Suspension Rebuild Kit, Deluxe Rubber Bushings
Available for 1967-67 Mopar B body cars. Belvedere, Charger, Coronet, GTX, Roadrunner and Satellite
1973-87 Chevy Truck and GMC Truck Rear Frame C-Notch kit, Bolt in type

AS SEEN IN CUSTOM CLASSIC TRUCKS MAGAZINE. Our frame C-notch kit is highly recommended when lowering the rear of your 1973-87 Chevy/GMC/C10/C20 truck more than 4".


Available for 1947-55, 1955-59 Chevrolet/GMC/3100 trucks. Upgrade your original straight axle to disc brakes using the popular 5x4.75" discs.

1955-64 Chevy Belair, Impala, Biscayne, Fullsize Car Front Power Disc Brake Conversion Kit, D154 GM Caliper 17002

This is the best and easiest way to convert your Classic Chevy to power disc brakes. Available for 1955-57 and 1958-64 Chevy Belair, 210, 150, Impala, Biscayne fullsize cars.

1955-57 Chevy Belair, 150, 210 Universal Rear Shock Cross Member

Universal shock crossmember is used to fix the common problem often found with the original trunk floor shock mounts.

Narrowed shock crossmember is used when running the popular leaf spring relocation kit.