How to remove and install a power brake booster on Ford Mustang?

Depress the brake pedal several times with the engine off and ensure no change in pedal reserve distance. Depress the pedal and start the engine, if it goes down slightly, operation is normal.Airtightness check: Start the engine and turn it off after one or two minutes. Depress the brake pedal several times slowly. If the pedal goes down farther the first time but gradually rises after the second or third depression, the booster is airtight. Depress the brake pedal while the engine is running, then stop the engine with the pedal depressed. If there is no change in the pedal reserve travel after holding the pedal for 30 seconds, the booster is airtight.Removal and installation: Remove the mounting fasteners for the air conditioning accumulator/drier. Remove the master cylinder. Disconnect the vacuum hose from the fitting on the power brake booster. Inside the vehicle, remove the pushrod retaining pin cover and the retaining pin, then disconnect the pushrod from the upper end of the brake pedal. Remove the nuts attaching the booster to the firewall. Carefully lift the booster unit away from the firewall and out of the engine compartment. To install the booster, place it into position and tighten the retaining nuts. Connect the pushrod to the brake pedal and install the retaining clip and cover. Install the master cylinder. Reconnect the vacuum hose to the booster. Carefully test the operation of the brakes before placing the vehicle in normal service.

Genuine Ford Mustang Brake Booster

Brake Power Booster

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32 Brake Boosters found

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Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-J
$182.40 MSRP: $290.91
You Save: $108.51 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake; Brake Booster, Power Booster
- Replaces: BRB-114, FR3Z-2005-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: JR3Z-2005-B
$194.36 MSRP: $312.73
You Save: $118.37 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: BOOSTER ASY - BRAKE; Brake Booster
- Replaced by: JR3Z-2005-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2019 Ford Mustang | 8 Cyl 5.0L MOD DOHC SEFI NA | 10-Speed Automatic Transmission (10R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: CR3Z-2005-B
$184.21 MSRP: $307.27
You Save: $123.06 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Manufacturer Note: When Replacing This Component, 2L523 Has To Be Replaced
- Replaced by: DR3Z-2005-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2014 Ford Mustang | 6 Cyl 3.7L PFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: 9R3Z-2005-A
$184.21 MSRP: $307.27
You Save: $123.06 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: DR3Z-2005-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009 Ford Mustang | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 5-Speed Automatic Transmission 5R55S, 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission (T56), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: BR3Z-2005-A
$184.21 MSRP: $307.27
You Save: $123.06 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Manufacturer Note: When Replacing This Component, 2L523 Has To Be Replaced
- Replaced by: DR3Z-2005-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2012 Ford Mustang | 6 Cyl 3.7L PFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: 9R3Z-2005-B
$184.21 MSRP: $307.27
You Save: $123.06 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: DR3Z-2005-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010 Ford Mustang | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 5-Speed Automatic Transmission 5R55S, 5-Speed Manual Transmission T5OD, 5-Speed Manual Transmission TR3650, 6-Speed Manual Transmission (T56), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-C
$247.43 MSRP: $412.73
You Save: $165.30 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: FR3Z-2005-K
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | 6 Cyl 3.7L PFI NA | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-G
$176.70 MSRP: $281.82
You Save: $105.12 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2020 Ford Mustang | 8 Cyl 5.2 L GAS, 8 Cyl 5.2L | 10-Speed Automatic Transmission (10R80), 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang BOOSTER ASY - BRAKE
Part Number: KR3Z-2005-A
$192.10 MSRP: $309.09
You Save: $116.99 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2020-2022 Ford Mustang | 8 Cyl 5.2 L GAS
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-B
$182.40 MSRP: $290.91
You Save: $108.51 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: FR3Z-2005-J
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015 Ford Mustang | 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Automatic Transmission (6R80), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: JR3Z-2005-A
$264.42 MSRP: $425.45
You Save: $161.03 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: BOOSTER ASY - BRAKE; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2023 Ford Mustang | 4 Cyl 2.3 L GAS, 4 Cyl 2.3L TIVCT DI TC | 10-Speed Automatic Transmission (10R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: CR3Z-2005-A
$189.84 MSRP: $305.45
You Save: $115.61 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Manufacturer Note: When Replacing This Component, 2L523 Has To Be Replaced
- Replaced by: DR3Z-2005-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2014 Ford Mustang | 6 Cyl 3.7L PFI NA, 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.0L DOHC EFI Modular, 8 Cyl 5.0L MOD DOHC SEFI NA, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: CR3Z-2005-C
$203.40 MSRP: $327.27
You Save: $123.87 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Manufacturer Note: When Replacing This Component, 2L523 Has To Be Replaced
- Replaced by: DR3Z-2005-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2014 Ford Mustang | 6 Cyl 3.7L PFI NA, 8 Cyl 4.6L SOHC EFI, 8 Cyl 5.0L MOD DOHC SEFI NA, 8 Cyl 5.4L DOHC EFI S/C ALUM, 8 Cyl 5.8L DOHC SC | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission (T56), 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-A
$209.05 MSRP: $336.36
You Save: $127.31 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: FR3Z-2005-H
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | 4 Cyl 2.3L TIVCT DI TC | 6-Speed Automatic Transmission (6R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang BOOSTER ASY - BRAKE
Part Number: PR3Z-2005-A
$605.92 MSRP: $983.64
You Save: $377.72 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2024 Ford Mustang | 4 Cyl 2.3 L GAS, 8 Cyl 5.0 L GAS
View related parts
Ford Mustang BOOSTER ASY - BRAKE
Part Number: PR3Z-2005-B
$926.24 MSRP: $1503.64
You Save: $577.40 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2024 Ford Mustang | 4 Cyl 2.3 L GAS, 8 Cyl 5.0 L GAS
View related parts
Ford Mustang BOOSTER ASY - BRAKE
Part Number: JR3Z-2005-AA
$194.36 MSRP: $312.73
You Save: $118.37 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Brake Booster
- Replaces: JR3Z-2005-B, BRB-195
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2023 Ford Mustang | 8 Cyl 5.0 L GAS, 8 Cyl 5.0L MOD DOHC SEFI NA | 10-Speed Automatic Transmission (10R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang BOOSTER ASY - BRAKE
Part Number: JR3Z-2005-AB
$205.66 MSRP: $330.91
You Save: $125.25 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Brake Booster
- Replaces: BRB-198, JR3Z-2005-F
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2023 Ford Mustang | 4 Cyl 2.3 L GAS, 4 Cyl 2.3L TIVCT DI TC | 10-Speed Automatic Transmission (10R80), 6-Speed Manual Transmission-3160, 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-L
$177.84 MSRP: $283.64
You Save: $105.80 (38%)
Product Specifications
- Other Name: Booster Assy - Brake; Brake Booster, Power Booster
- Replaces: BRB-116, FR3Z-2005-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
View related parts
Ford Mustang Booster Assembly - Brake
Part Number: FR3Z-2005-D
$177.84 MSRP: $283.64
You Save: $105.80 (38%)
Product Specifications
- Other Name: Booster Assy - Brake
- Replaced by: FR3Z-2005-L
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Mustang | 8 Cyl 5.0L MOD DOHC SEFI NA | 6-Speed Manual Transmission-MT82, Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)

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Ford Mustang Brake Booster Parts Questions & Experts Answers

Booster Assembly - Brake
9R3Z-2005-A
Q: How to remove and install a power brake booster on Ford Mustang?
A: Depress the brake pedal several times with the engine off and ensure no change in pedal reserve distance. Depress the pedal and start the engine, if it goes down slightly, operation is normal.Airtightness check: Start the engine and turn it off after one or two minutes. Depress the brake pedal several times slowly. If the pedal goes down farther the first time but gradually rises after the second or third depression, the booster is airtight. Depress the brake pedal while the engine is running, then stop the engine with the pedal depressed. If there is no change in the pedal reserve travel after holding the pedal for 30 seconds, the booster is airtight.Removal and installation: Remove the mounting fasteners for the air conditioning accumulator/drier. Remove the master cylinder. Disconnect the vacuum hose from the fitting on the power brake booster. Inside the vehicle, remove the pushrod retaining pin cover and the retaining pin, then disconnect the pushrod from the upper end of the brake pedal. Remove the nuts attaching the booster to the firewall. Carefully lift the booster unit away from the firewall and out of the engine compartment. To install the booster, place it into position and tighten the retaining nuts. Connect the pushrod to the brake pedal and install the retaining clip and cover. Install the master cylinder. Reconnect the vacuum hose to the booster. Carefully test the operation of the brakes before placing the vehicle in normal service.