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LEED Brakes - Power Brakes - 4 Wheel Disc Brakes
Upgrade to Power Brakes for 4-Wheel Disc Brake Systems
Enhance your vehicle’s braking performance with LEED Brakes’ power brake booster and master cylinder kits. Whether you're upgrading a classic muscle car or a modern disc brake system, our power brakes provide stronger stopping power, improved pedal feel, and increased safety.
We offer a variety of power brake booster diameters and master cylinder bore sizes to ensure a perfect fit for your vehicle. From compact 7-inch dual diaphragm boosters to larger 9-inch options, LEED Brakes has the right power brake conversion kit for your needs.
Choosing the Right Power Brake Booster & Master Cylinder
Not sure which brake booster or master cylinder is best for your setup? Our experts can help you select the ideal power brake system based on your vehicle, brake type (disc/disc or disc/drum), and performance goals.
???? Call us today at 716-852-2139 or send us a message to find the perfect power brake booster and master cylinder kit for your build.
Browse Power Brakes - 4 Wheel Disc Brakes Products
Camaro, Firebird
Description: New zinc plated 7" dual diaphragm power brake booster kit with master cylinder. This 7" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top...More Details »
Item #: PBKT1001
Condition:
New
Price: $294.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 7" Dual Diaphragm zinc plated power brake booster. This 7" GM truck brake booster is hand polished before a zinc finish is applied for a top quality finish. The 1-1/8in Bore...More Details »
Item #: H61
Condition:
New
Price: $264.95
Ford Mustang
Description: Upgrade your manual brake car to a 7 inch power brake booster and a 1 in. dual bore master cylinder with our quick install kit. This brake booster kit allows you to upgrade your factory single bowl...More Details »
Item #: FC0002HK
Condition:
New
Price: $319.95
Ford Mustang
Description: Upgrade your manual brake car to a 9 in. slimline power booster and a 1 in. dual bore master cylinder with our quick install kit. This hydraulic power booster kit allows you to upgrade your factory...More Details »
Item #: FC0004HK
Condition:
New
Price: $479.95
Camaro, Firebird
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & Adjustable Proportioning Valve. This 7" power brake booster kit is hand polished before a yellow zinc finish is applied for...More Details »
Item #: PBKT1005
Condition:
New
Price: $329.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 7" Dual Diaphragm zinc-plated power brake booster kit. This 7" GM truck brake booster is hand polished before a zinc finish is applied for a top-quality finish. The 1-1/8"...More Details »
Item #: H6105
Condition:
New
Price: $299.95
Ford Mustang
Description: Upgrade your manual brake car to a 7 inch power brake booster and a 1 in. dual bore master cylinder with our quick install kit. This power brake booster kit allows you to upgrade your factory...More Details »
Item #: FC0007HK
Condition:
New
Price: $254.95
Ford Mustang
Description: Upgrade your manual brake car to a 8 in. Dual Diaphragm power booster and a 1 in. dual bowl master cylinder with our quick install kit. Additionally, with this hydraulic brake booster kit we...More Details »
Item #: FC0008HK
Condition:
New
Price: $399.95
Camaro, Firebird
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & 4 Wheel Disc proportioning valve combo. This 7" power booster is hand polished before a yellow zinc finish is applied for a...More Details »
Item #: PBKT1003
Condition:
New
Price: $359.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 7" Dual Diaphragm zinc plated power brake booster. This 7 inch brake booster and master cylinder GM truck brake booster is hand polished before a zinc finish is applied for a...More Details »
Item #: H61A3
Condition:
New
Price: $324.95
Ford Mustang
Description: Upgrade your disc brake factory manual transmission 64-66 Mustang to power brakes and a dual bowl master cylinder! With a factory look this 7-inch power brake booster kit is designed to work with...More Details »
Item #: FC0042HK
Condition:
New
Price: $344.95
Camaro, Firebird
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder. This 7" brake booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top quality power...More Details »
Item #: PBKT1006
Condition:
New
Price: $294.95
Ford Mustang Power Booster Cougar Power Booster
Description: New 8 Inch Dual Diaphragm direct fit power brake booster & master cylinder combo. This top-quality 8 inch dual diaphragm brake booster and master cylinder kit is designed mount directly to your...More Details »
Item #: FC0019HK
Condition:
New
Price: $334.95
Ford Mustang
Description: Upgrade your manual brake car to a 7 in. power brake booster kit and a 1 in. dual bore master cylinder with our quick install kit. This Ford Mustang brake booster kit allows you to upgrade your...More Details »
Item #: FC0002HKC
Condition:
New
Price: $364.95
GM Truck, C10 Truck Power Brake Booster
Description:
Compact-10 Series 8" Dual Diaphragm zinc plated power brake booster and master cylinder kit. This 8" dual power brake booster for C10 Trucks is hand polished before a zinc finish is applied for...More Details »
Item #: H81
Condition:
New
Price: $299.95
Camaro, Firebird
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & Adjustable Proportioning Valve. This 7" power brake booster and master cylinder is hand polished before a yellow zinc finish...More Details »
Item #: PBKT1010
Condition:
New
Price: $329.95
Ford Mustang Power Booster Cougar Power Booster
Description: New 8 Inch Dual Diaphragm direct fit power brake booster & master cylinder combo with brake line kit and adjustable valve. This top quality Mustang power brake booster and master cylinder kit is...More Details »
Item #: FC0022HK
Condition:
New
Price: $334.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 8" Dual Diaphragm zinc-plated power brake booster & master cylinder kit. This 8" GM truck brake booster is hand polished before a zinc finish is applied for a top-quality...More Details »
Item #: H8105
Condition:
New
Price: $324.95
Camaro, Firebird
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & 4 Wheel Disc proportioning valve combo. This 7" power booster kit is hand polished before a yellow zinc finish is applied...More Details »
Item #: PBKT1008
Condition:
New
Price: $359.95
Ford Mustang
Description: New 9" slimline direct fit power brake booster with bracket and master cylinder combo. This top quality power brake booster with bracket is designed mount directly to your factory firewall. This...More Details »
Item #: 34
Condition:
New
Price: $289.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 8" Dual Diaphragm zinc-plated power brake booster. This 8" GM truck brake booster & master cylinder kit is hand polished before a zinc finish is applied for a top quality...More Details »
Item #: H81A3
Condition:
New
Price: $349.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster and master cylinder kit for GM F-body vehicles. This 7" power booster is hand polished before a chrome finish is applied for a top quality...More Details »
Item #: PBKT1012
Condition:
New
Price: $379.95
Ford Mustang
Description: New 9" slimline direct fit Ford Mustang power brake booster, master cylinder & Brake Pedal for Automatic Transmission Vehicles. This top quality power brake booster is designed mount directly to...More Details »
Item #: 034PA
Condition:
New
Price: $399.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 7" Dual Diaphragm chrome plated power brake booster & master cylinder kit. This 7" GM truck brake booster is hand polished before a chrome finish is applied for a top quality...More Details »
Item #: H76
Condition:
New
Price: $399.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & adjustable proportioning valve combo. This 7" power booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: PBKT1016
Condition:
New
Price: $419.95
Ford Mustang
Description: New 9" slimline direct fit power brake booster, master cylinder & 4 wheel disc proportioning valve combo. This top quality power brake booster is designed mount directly to your factory firewall....More Details »
Item #: 3473
Condition:
New
Price: $389.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 7" Dual Diaphragm chrome plated power brake booster. This 7" GM brake booster & master cylinder kit is hand polished before a chrome finish is applied for a top quality finish....More Details »
Item #: H7605
Condition:
New
Price: $419.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & disc/disc proportioning valve combo. This 7" power booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: PBKT1014
Condition:
New
Price: $449.95
Ford Mustang
Description: New 9" slimline direct fit power brake booster, master cylinder & 4 wheel disc proportioning valve combo. This top quality 9" power booster is designed mount directly to your factory firewall. This...More Details »
Item #: 03473PA
Condition:
New
Price: $469.95
GM Truck, C10 Pickup
Description:
Compact-10 Series chrome plated 7 inch dual diaphragm brake booster and master cylinder. This 7" GM truck brake booster is hand polished before a chrome finish is applied for a top quality...More Details »
Item #: H76B4
Condition:
New
Price: $439.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder. This 7" brake booster and master cylinder is hand polished before a chrome finish is applied for a top quality finish. The...More Details »
Item #: PBKT1017
Condition:
New
Price: $379.95
GM Truck, C10 Pickup
Description:
Compact-10 Series 8" Dual Diaphragm chrome plated power brake booster. This 8" GM truck brake booster is hand polished before a chrome finish is applied for a top quality finish. The 1-1/8in...More Details »
Item #: H96
Condition:
New
Price: $419.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, 1" bore master cylinder & Adjustable Proportioning Valve combo. This 7" power booster is hand polished before a chrome finish is applied for...More Details »
Item #: PBKT1021
Condition:
New
Price: $419.95
GM Truck, C10 Pickup
Description:
Compact-10 Series chrome plated 8" dual diaphragm brake booster and master cylinder. This 8" GM truck brake booster is hand polished before a chrome finish is applied for a top quality finish....More Details »
Item #: H9605
Condition:
New
Price: $459.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & disc/disc proportioning valve combo. This 7" power booster and master cylinder kit is hand polished before a chrome finish...More Details »
Item #: PBKT1019
Condition:
New
Price: $449.95
GM Truck, C10 Pickup
Description: Compact-10 Series dual diaphragm chrome-plated 8" brake booster and master cylinder kit. This 8" GM truck brake booster is hand polished before a chrome finish is applied for a top-quality...More Details »
Item #: H96B4
Condition:
New
Price: $469.95
GM Truck, C10 Pickup
Description: New 7" Dual Diaphragm zinc plated power brake booster & master cylinder. This 7" power booster is hand polished before a zinc finish is applied for a top quality finish. The black powder coated...More Details »
Item #: 761
Condition:
New
Price: $389.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster and master cylinder. This 7" power booster is hand polished before a chrome finish is applied for a top quality finish. The top quality power...More Details »
Item #: PBKT1022
Condition:
New
Price: $329.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster and master cylinder with Adjustable Proportioning Valve combo. This 7" brake booster is hand polished before a chrome finish is applied for a...More Details »
Item #: PBKT1026
Condition:
New
Price: $369.95
GM Truck
Description: New 7" Dual Diaphragm zinc plated power brake booster, master cylinder & disc/drum proportioning valve combo. This 7" power booster is hand polished before a zinc finish is applied for a top...More Details »
Item #: 761A3
Condition:
New
Price: $419.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & disc/disc proportioning valve combo. This 7" power brake booster and master cylinder is hand polished before a chrome...More Details »
Item #: PBKT1024
Condition:
New
Price: $399.95
GM Truck, Chevy Truck, C10
Description: New 8" Dual Diaphragm zinc plated power brake booster kit. This 8" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The black powder coated mount and...More Details »
Item #: 781
Condition:
New
Price: $399.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster and master cylinder. This 7" power booster is hand polished before a chrome finish is applied for a top quality finish. The top quality power...More Details »
Item #: PBKT1027
Condition:
New
Price: $329.95
Ford Mustang Power Booster Cougar Power Booster
Description: New 8 Inch Dual Diaphragm direct fit power brake booster & master cylinder combo with a Automatic transmission brake pedal. This top quality power brake booster is designed mount directly to your...More Details »
Item #: FC0021HK
Condition:
New
Price: $399.95
GM Truck
Description: New 8" Dual Diaphragm zinc plated power brake booster , master cylinder & disc/drum proportioning valve combo. This 8" power booster is hand polished before a yellow zinc finish is applied for a...More Details »
Item #: 781A3
Condition:
New
Price: $419.95
GM Truck, C10 Pickup
Description: New 7" Dual Diaphragm chrome plated power brake booster & master cylinder. This 7" power booster is hand polished before a chrome finish is applied for a top quality finish. The black powder coated...More Details »
Item #: 776
Condition:
New
Price: $449.95
GM F Body
Description: New dual diaphragm 7" chrome power brake booster and master cylinder with Adjustable Proportioning Valve combo. This 7" power booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: PBKT1031
Condition:
New
Price: $369.95
Ford Mustang Power Booster Cougar Power Booster
Description: New 8 Inch Dual Diaphragm direct fit power brake booster and master cylinder kit with a manual transmission brake pedal. This top quality power brake booster and master cylinder replacement is...More Details »
Item #: FC0020HK
Condition:
New
Price: $399.95
GM Truck, C10 Pickup
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & disc/disc proportioning valve combo. This 7" power booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: 776B4
Condition:
New
Price: $459.95
GM F Body
Description: New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & disc/disc proportioning valve combo. This 7" brake booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: PBKT1029
Condition:
New
Price: $399.95
GM Truck
Description: New 8" Dual Diaphragm chrome plated power brake booster kit. This 8" power booster is hand polished before a chrome finish is applied for a top quality look. The black powder coated mount and...More Details »
Item #: 796
Condition:
New
Price: $489.95
Camaro , Firebird
Description: New 8" Dual Diaphragm zinc plated power brake booster & master cylinder. This 8" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top quality dual...More Details »
Item #: PBKT1033
Condition:
New
Price: $324.95
Camaro , Firebird
Description: New 8" Dual Diaphragm zinc plated power brake booster, master cylinder & Adjustable Proportioning Valve. This 8 inch power booster is hand polished before a yellow zinc finish is applied for a top...More Details »
Item #: PBKT1037
Condition:
New
Price: $359.95
GM Truck
Description: New 8" Dual Diaphragm chrome plated power brake booster kit. This 8" power booster is hand polished before a chrome finish is applied for a top quality look. The black powder coated mount and...More Details »
Item #: 79605
Condition:
New
Price: $499.95
Camaro , Firebird
Description: New 8" Dual Diaphragm zinc plated power brake booster, master cylinder & 4 wheel disc brake proportioning valve combo. This 8" power booster is hand polished before a yellow zinc finish is applied...More Details »
Item #: PBKT1035
Condition:
New
Price: $379.95
GM Truck
Description: New 8" Dual Diaphragm chrome plated power brake booster, master cylinder & 4 wheel disc proportioning valve combo. This 8" power booster is hand polished before a chrome finish is applied for a top...More Details »
Item #: 796B4
Condition:
New
Price: $469.95
Camaro , Firebird
Description: New 8" Dual Diaphragm zinc plated power brake booster and master cylinder kit. This 8" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top...More Details »
Item #: PBKT1038
Condition:
New
Price: $324.95
Camaro, Firebird
Description: New zinc-plated dual diaphragm 8 inch power brake booster, master cylinder & adjustable proportioning valve. This 8" power brake booster and master cylinder is hand polished before a yellow zinc...More Details »
Item #: PBKT1042
Condition:
New
Price: $359.95
Camaro , Firebird
Description: New 8" Dual Diaphragm zinc plated power brake booster, master cylinder & 4 wheel disc brake proportioning valve combo. This 8" power booster is hand polished before a yellow zinc finish is applied...More Details »
Item #: PBKT1040
Condition:
New
Price: $379.95
GM F Body
Description: New 8" Dual Diaphragm chrome plated power brake booster and master cylinder. This 8" power booster is hand polished before a chrome finish is applied for a top quality finish. The top quality power...More Details »
Item #: PBKT1044
Condition:
New
Price: $419.95