Fitment: Fits selected models across Audi, BMW, and Volkswagen. Confirm exact fitment before ordering.
Product Description
The Seger Brake Master Blank Off 1 Pack (5 pieces) is designed for sealing unused ports in the brake or clutch hydraulic systems of selected Audi, BMW, and Volkswagen vehicles. This part is essential when modifications or repairs require blanking off a master cylinder or hydraulic line port, helping to prevent fluid leaks and maintain system pressure. Each pack contains five M10x1mm threaded plugs with a durable black metal finish, suitable for professional workshops and home mechanics alike.
This blank off plug is compatible with a range of Audi, BMW, and Volkswagen models. However, fitment can vary depending on the specific model, year, engine size, and engine code. Always confirm these details before ordering to ensure the correct application for your vehicle.
Common symptoms that may indicate the need for a brake master blank off plug include visible hydraulic fluid leaks from unused ports, difficulty maintaining brake or clutch pressure, spongy pedal feel, or evidence of air ingress in the hydraulic system. If you notice any of these issues after repairs or modifications, a missing or damaged blank off plug could be the cause.
When replacing or servicing master cylinders or hydraulic lines, it is important to properly seal any unused ports to prevent leaks and maintain system integrity. Replace any missing, damaged, or corroded blank off plugs to ensure safe and reliable braking and clutch operation.
Trust MiMi Auto Parts for reliable brake and clutch solutions for your Audi, BMW, or Volkswagen. We offer nationwide delivery throughout South Africa, making it easy to get the parts you need quickly and conveniently.
Common signs this part may need replacement
Hydraulic fluid leaks from unused master cylinder or line ports
Loss of brake or clutch pressure after repairs
Spongy or soft brake pedal feel
Air entering the hydraulic system
Visible corrosion or damage to existing blank off plugs
Difficulty bleeding the brake or clutch system
Unsealed or exposed hydraulic ports
Fluid contamination due to open ports
Typical replacement guidance
Replace the brake master blank off plug whenever you remove, damage, or notice leaks from an unused hydraulic port. It is also necessary to fit a new plug if you are modifying or replacing the master cylinder or hydraulic lines and need to seal off any unused connections.
Why timely replacement matters
Timely replacement of blank off plugs prevents fluid leaks and maintains the pressure in your brake or clutch system. This ensures safe operation and helps avoid costly repairs due to contaminated or low hydraulic fluid.
Vehicle Compatibility
This part is confirmed to fit the following vehicles:
AUDI 500 C2 Saloon (431, 433, 434) 1976 – 1984 2.1 (WB) – 85 kW / 115 HP
BMW 3 (E30) 1982 – 1992 318 i (M10 B18 (184EA)|M10 B18 (184EB)|M10 B18 (184EZ)) – 77 kW / 105 HP
BMW 3 (E30) 1982 – 1992 318 i (M10 B18 (184KA)) – 75 kW / 102 HP
BMW 3 (E30) 1982 – 1992 318 i (M40 B18 (184E1)) – 83 kW / 113 HP
BMW 3 (E30) 1982 – 1992 318 i (M40 B18 (184E1)) – 85 kW / 115 HP
BMW 3 (E30) 1982 – 1992 318 is (M42 B18 (184S1)) – 100 kW / 136 HP
BMW 3 (E30) 1982 – 1992 320 i (M20 B20 (206EB)) – 92 kW / 125 HP
BMW 3 (E30) 1982 – 1992 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
BMW 3 (E30) 1982 – 1992 320 is (S14 B20 (204EA)) – 141 kW / 192 HP
BMW 3 (E30) 1982 – 1992 323 i (M20 B23 (236EB)) – 102 kW / 139 HP
BMW 3 (E30) 1982 – 1992 323 i (M20 B23 (236EC)|M20 B23 (236EW)) – 110 kW / 150 HP
BMW 3 (E30) 1982 – 1992 325 i (M20 B25 (256E1)|M20 B25 (256E2)) – 126 kW / 171 HP
BMW 3 (E30) 1982 – 1992 325 i (M20 B25 (256E1)|M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
BMW 3 (E30) 1982 – 1992 325 i X (M20 B25 (256E1)|M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
BMW 3 (E30) 1982 – 1992 325 i X (M20 B25 (256E1)|M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 126 kW / 171 HP
BMW 3 (E30) 1982 – 1992 M3 EVO II 2.5 (S14 B25 (254S1)) – 175 kW / 238 HP
BMW 3 (E36) 1990 – 1998 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
BMW 3 (E36) 1990 – 1998 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
BMW 3 (E36) 1990 – 1998 325 td (M51 D25 (256T1)) – 85 kW / 115 HP
BMW 3 (E36) 1990 – 1998 325 tds (M51 D25 (256T1)) – 105 kW / 143 HP
BMW 3 (E36) 1990 – 1998 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
BMW 3 Compact (E36) 1994 – 2000 323 ti (M52 B25 (256S3)) – 125 kW / 170 HP
BMW 3 Convertible (E30) 1982 – 1993 318 Baur TC (M10 B18 (184VD)) – 66 kW / 90 HP
BMW 3 Convertible (E30) 1982 – 1993 318 i (M40 B18 (184E1)) – 83 kW / 113 HP
BMW 3 Convertible (E30) 1982 – 1993 318 i (M42 B18 (184S1)) – 103 kW / 140 HP
BMW 3 Convertible (E30) 1982 – 1993 318 i Baur TC (M10 B18 (184EA)|M10 B18 (184EB)|M10 B18 (184EZ)) – 77 kW / 105 HP
BMW 3 Convertible (E30) 1982 – 1993 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
BMW 3 Convertible (E30) 1982 – 1993 325 i (M20 B25 (256E1)|M20 B25 (256E2)) – 126 kW / 171 HP
BMW 3 Convertible (E30) 1982 – 1993 325 i (M20 B25 (256E2)|M20 B25 (256EX)|M20 B25 (256K1)) – 125 kW / 170 HP
BMW 3 Convertible (E36) 1993 – 1999 320 i (M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
BMW 3 Convertible (E36) 1993 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
BMW 3 Convertible (E36) 1993 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
BMW 3 Coupe (E36) 1991 – 1999 320 i (M50 B20 (206S1)|M50 B20 (206S2)|M52 B20 (206S3)) – 110 kW / 150 HP
BMW 3 Coupe (E36) 1991 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
BMW 3 Coupe (E36) 1991 – 1999 325 i (M50 B25 (256S1)|M50 B25 (256S2)) – 141 kW / 192 HP
BMW 3 Coupe (E36) 1991 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
BMW 3 Touring (E30) 1987 – 1994 316 i (M40 B16 (164E1)) – 73 kW / 100 HP
BMW 3 Touring (E30) 1987 – 1994 316 i (M40 B16 (164E1)) – 75 kW / 102 HP
BMW 3 Touring (E30) 1987 – 1994 318 i (M40 B18 (184E1)) – 83 kW / 113 HP
BMW 3 Touring (E30) 1987 – 1994 318 i (M40 B18 (184E1)) – 85 kW / 115 HP
BMW 3 Touring (E30) 1987 – 1994 320 i (M20 B20 (206KA)) – 95 kW / 129 HP
BMW 3 Touring (E30) 1987 – 1994 325 i (M20 B25 (256K1)) – 125 kW / 170 HP
BMW 3 Touring (E30) 1987 – 1994 325 i X (M20 B25 (256K1)) – 125 kW / 170 HP
BMW 3 Touring (E36) 1995 – 1999 320 i (M52 B20 (206S3)) – 110 kW / 150 HP
BMW 3 Touring (E36) 1995 – 1999 323 i (M52 B25 (256S3)) – 125 kW / 170 HP
BMW 3 Touring (E36) 1995 – 1999 325 tds (M51 D25 (256T1)) – 105 kW / 143 HP
BMW 3 Touring (E36) 1995 – 1999 328 i (M52 B28 (286S1)) – 142 kW / 193 HP
BMW 5 (E28) 1981 – 1987 520 i (M20 B20 (206EA)|M20 B20 (206EB)|M20 B20 (206EC)|M20 B20 (206EZ)) – 92 kW / 125 HP
BMW 5 (E28) 1981 – 1987 520 i (M20 B20 (206KA)) – 95 kW / 129 HP
BMW 5 (E28) 1981 – 1987 525 e (M20 B27 (276EA)) – 92 kW / 125 HP
Fitment support
Not sure if this part fits your vehicle? Contact MiMi Auto Parts with your vehicle make, model, year, and engine code before ordering and we will help confirm fitment.
Installation note
Because this component is part of the vehicle braking system, professional inspection and installation by a qualified mechanic is recommended. Incorrect installation of brake parts can affect vehicle safety.
Frequently Asked Questions
What are the signs of worn brake pads or brake components?
Common signs may include squealing or grinding noises when braking, reduced stopping ability, a soft brake pedal, vibration under braking, or the brake warning light on your dashboard. Because brakes are safety-critical, diagnosis and inspection by a qualified mechanic is recommended before replacement.
Can I replace only one side of the brakes?
Brake pads and discs are normally replaced as an axle set (both sides at the same time) to maintain balanced, even braking. Replacing only one side can cause the vehicle to pull when braking. Consult a qualified mechanic for guidance.
Does this part fit my vehicle?
Please check the vehicle compatibility section on this page and confirm your vehicle make, model, year, engine size, and engine code before ordering. If you are unsure, contact MiMi Auto Parts before checkout.
Is the price VAT-inclusive?
Yes, product prices on MiMi Auto Parts are shown inclusive of VAT where applicable.
Do you deliver across South Africa?
Yes, MiMi Auto Parts delivers nationwide in South Africa. Delivery cost and estimated timing are calculated during checkout based on your location.
Is professional installation recommended?
Professional installation is recommended for safety-critical and technical parts such as airbag, clock spring, brakes, suspension, steering, clutch, cooling, engine, and electrical components. For guidance specific to this part, see the installation note on this page.