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BMW E28 M5 S38 3.5L

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BMW E28 M5 S38 3.5L Brake Master Cylinder Parts

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Power Brake Booster

ES#3191203 - 34331156925 - Power Brake Booster - Replacement Brake Booster - ATE - BMW
ECS Tuning recommends this product.

Replacement Brake Booster affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATE - Corporate Logo
ES#:
3191203
Mfg#:
34331156925
Ships in 1 day
$1470.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brake Master Cylinder

ES#3038216 - 34311155270 - Brake Master Cylinder - Gain the pedal feel you need for confident driving - ATE - BMW

Gain the pedal feel you need for confident driving affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATE - Corporate Logo
ES#:
3038216
Mfg#:
34311155270
In Stock at Vendor
$417.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake fluid reservoir

ES#60902 - 34321151729 - Brake fluid reservoir - Includes level sensor and cap - Genuine BMW - BMW

Includes level sensor and cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
60902
Mfg#:
34321151729
Ships in 4 Business Days
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$744.99

This product was last offered at the strikethrough price on
06-09-2026

$716.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brake Master Cylinder Hose

ES#4690182 - 35006857512 - Brake Master Cylinder Hose - Replace your leaking brake master cylinder reservoir hose before low fluid level becomes a serious safety issue - URO - BMW

Replace your leaking brake master cylinder reservoir hose before low fluid level becomes a serious safety issue affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4690182
Mfg#:
35006857512
In Stock
$24.99 USD
Free Shipping
on orders $49 and up

Brake Booster Vacuum Hose

ES#261069 - 34331115926 - Brake Booster Vacuum Hose - Hose providing vacuum to the booster - Cohline - BMW

Hose providing vacuum to the booster affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Cohline - Corporate Logo
ES#:
261069
Mfg#:
34331115926
In Stock at Vendor
$24.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Booster Vacuum Hose

ES#61650 - 34331115926 - Brake Booster Vacuum Hose - Hose providing vacuum to the booster - Genuine BMW - BMW

Hose providing vacuum to the booster affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
61650
Mfg#:
34331115926
Ships in 1-2 days
2% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$41.99

This product was last offered at the strikethrough price on
06-09-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Hose Assembly

ES#2798269 - 34321154132 - Pressure Hose Assembly - Connects to the master cylinder as part of the hydraulic brake servo unit system. - Genuine BMW - BMW

Connects to the master cylinder as part of the hydraulic brake servo unit system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2798269
Mfg#:
34321154132
Ships in 1-2 days
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$141.99

This product was last offered at the strikethrough price on
06-09-2026

$136.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Master Cylinder Reservoir Grommet - Priced Each

ES#2622517 - 34311160133 - Master Cylinder Reservoir Grommet - Priced Each - Secures the reservoir to the master cylinder - ATE - BMW

Secures the reservoir to the master cylinder affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATE - Corporate Logo
ES#:
2622517
Mfg#:
34311160133
In Stock
$4.99

This product was last offered at the strikethrough price on
05-28-2026

$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Master Cylinder Cap

ES#60893 - 34321120841 - Brake Master Cylinder Cap - Includes fluid level sensor - Genuine BMW - BMW

Includes fluid level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
60893
Mfg#:
34321120841
Ships in 3 Business Days
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$141.99

This product was last offered at the strikethrough price on
06-09-2026

$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Master Cylinder Cap Gasket

ES#60851 - 34321102798 - Master Cylinder Cap Gasket - Gasket for master cylinder cap - Genuine BMW - BMW

Gasket for master cylinder cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
60851
Mfg#:
34321102798
Ships in 1-2 days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$16.99

This product was last offered at the strikethrough price on
03-04-2026

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each NSN 8

ES#4346459 - 07129906196 - Hex Nut - Priced Each NSN 8 - M8-8 - Newco - BMW MINI

M8-8 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Newco - Corporate Logo
ES#:
4346459
Mfg#:
07129906196
Ships in 1 day
$3.99

This product was last offered at the strikethrough price on
05-07-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Master Cylinder Reservoir Grommet - Priced Each

ES#2091773 - 34311160133 - Master Cylinder Reservoir Grommet - Priced Each - Secures the reservoir to the master cylinder - MTC - BMW

Secures the reservoir to the master cylinder affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
2091773
Mfg#:
34311160133
Ships in 6 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Brake Master Cylinder Parts

The master cylinder is the heart of the brake hydraulic system. ECS stocks master cylinders and related brake system parts like boosters and fluid reservoirs, from both OE suppliers and name-brand aftermarket sources.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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