MiMi Auto Parts
EXPANSION TANK BRACKET, Cooltec

EXPANSION TANK BRACKET

Brand: Cooltec

SKU: 402562

Category: COOLING, WATER BOTTLE

R793,50 incl. 15% VAT

✓ In stock, ships nationwide via The Courier Guy

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Fitment: Fits selected BMW models. Confirm exact fitment before ordering.

Product Description

The Cooltec Expansion Tank Bracket is designed to securely mount the cooling water bottle (expansion tank) in BMW vehicles, ensuring the stability and proper alignment of your cooling system components. This bracket supports the expansion tank, preventing movement and potential leaks that can arise from a loose or damaged mount. Manufactured with reinforced plastic and multiple mounting points, it provides a reliable fit and maintains the correct positioning of hoses and connections within the engine bay.

This part is specifically compatible with select BMW models, including the E46 3 Series and Z4 (E85, E86) with automatic transmission. Always confirm your vehicle's model, year, engine size, and engine code before purchase to ensure correct fitment.

Symptoms of a faulty or broken expansion tank bracket include rattling noises from the engine bay, visible movement or sagging of the expansion tank, coolant leaks near the mounting area, difficulty securing the tank, and hoses appearing stretched or misaligned. Over time, a damaged bracket may cause stress on the expansion tank, leading to further cooling system issues.

Replace the expansion tank bracket if you notice any signs of cracking, warping, or if the tank is not held firmly in place. Timely replacement helps maintain the integrity of your cooling system and prevents costly coolant leaks or overheating.

Order your Cooltec Expansion Tank Bracket from MiMi Auto Parts for reliable fitment and nationwide delivery across South Africa. Our team is ready to assist with any questions to ensure you get the right part for your BMW.

Common signs this part may need replacement

  • Rattling or knocking noises from the engine bay
  • Expansion tank appears loose or misaligned
  • Coolant leaks near the expansion tank mounting area
  • Visible cracks or damage on the bracket
  • Difficulty securing the expansion tank
  • Hoses connected to the tank appear stretched or out of place
  • Expansion tank sagging or shifting during driving
  • Warning lights related to coolant system

Typical replacement guidance

Replace the expansion tank bracket if it is cracked, warped, or no longer securely holds the expansion tank in place. Regular inspection is recommended during cooling system maintenance, especially if you notice movement or leaks around the tank.

Why timely replacement matters

A secure expansion tank bracket is essential for maintaining proper coolant circulation and preventing leaks. Timely replacement helps avoid engine overheating and potential damage to other cooling system components.

Vehicle Compatibility

This part is confirmed to fit the following vehicles:

  • BMW 3 (E46) 1997 – 2005 318 i (M43 B19 (194E1)) – 87 kW / 118 HP
  • BMW 3 (E46) 1997 – 2005 318 i (N42 B20 A|N46 B20 A|N46 B20 C) – 105 kW / 143 HP
  • BMW 3 (E46) 1997 – 2005 320 d (M47 D20 (204D1)) – 100 kW / 136 HP
  • BMW 3 (E46) 1997 – 2005 320 d (M47 D20 (204D4)) – 110 kW / 150 HP
  • BMW 3 (E46) 1997 – 2005 320 i (M52 B20 (206S4)) – 110 kW / 150 HP
  • BMW 3 (E46) 1997 – 2005 320 i (M54 B22 (226S1)) – 125 kW / 170 HP
  • BMW 3 (E46) 1997 – 2005 323 i (M52 B25 (256S4)) – 125 kW / 170 HP
  • BMW 3 (E46) 1997 – 2005 325 i (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW 3 (E46) 1997 – 2005 328 i (M52 B28 (286S2)) – 142 kW / 193 HP
  • BMW 3 (E46) 1997 – 2005 330 d (M57 D30 (306D2)) – 150 kW / 204 HP
  • BMW 3 (E46) 1997 – 2005 330 i (M54 B30 (306S3)) – 170 kW / 231 HP
  • BMW 3 Compact (E46) 2001 – 2004 318 ti (N42 B20 A|N46 B20 A) – 105 kW / 143 HP
  • BMW 3 Compact (E46) 2001 – 2004 325 ti (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW 3 Convertible (E46) 2000 – 2007 318 Ci (N42 B20 A|N46 B20 A) – 105 kW / 143 HP
  • BMW 3 Convertible (E46) 2000 – 2007 323 Ci (M52 B25 (256S4)) – 125 kW / 170 HP
  • BMW 3 Convertible (E46) 2000 – 2007 325 Ci (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW 3 Convertible (E46) 2000 – 2007 330 Ci (M54 B30 (306S3)) – 170 kW / 231 HP
  • BMW 3 Coupe (E46) 1998 – 2006 318 Ci (N42 B20 A) – 105 kW / 143 HP
  • BMW 3 Coupe (E46) 1998 – 2006 323 Ci (M52 B25 (256S4)) – 125 kW / 170 HP
  • BMW 3 Coupe (E46) 1998 – 2006 325 Ci (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW 3 Coupe (E46) 1998 – 2006 328 Ci (M52 B28 (286S2)) – 142 kW / 193 HP
  • BMW 3 Coupe (E46) 1998 – 2006 330 Ci (M54 B30 (306S3)) – 170 kW / 231 HP
  • BMW 3 Touring (E46) 1999 – 2005 318 i (M43 B19 (194E1)) – 87 kW / 118 HP
  • BMW 3 Touring (E46) 1999 – 2005 318 i (N42 B20 A|N46 B20 A|N46 B20 C) – 105 kW / 143 HP
  • BMW 3 Touring (E46) 1999 – 2005 320 d (M47 D20 (204D1)) – 100 kW / 136 HP
  • BMW 3 Touring (E46) 1999 – 2005 320 d (M47 D20 (204D4)) – 110 kW / 150 HP
  • BMW 3 Touring (E46) 1999 – 2005 320 i (M52 B20 (206S4)) – 110 kW / 150 HP
  • BMW 3 Touring (E46) 1999 – 2005 320 i (M54 B22 (226S1)) – 125 kW / 170 HP
  • BMW 3 Touring (E46) 1999 – 2005 325 i (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW 3 Touring (E46) 1999 – 2005 328 i (M52 B28 (286S2)) – 142 kW / 193 HP
  • BMW 3 Touring (E46) 1999 – 2005 330 d (M57 D30 (306D1)) – 135 kW / 184 HP
  • BMW 3 Touring (E46) 1999 – 2005 330 d (M57 D30 (306D2)) – 150 kW / 204 HP
  • BMW 3 Touring (E46) 1999 – 2005 330 i (M54 B30 (306S3)) – 170 kW / 231 HP
  • BMW Z4 Coupe (E86) 2006 – 2008 3.0 si (N52 B30 A|N52 B30 BF) – 195 kW / 265 HP
  • BMW Z4 Roadster (E85) 2002 – 2009 2.5 i (M54 B25 (256S5)) – 141 kW / 192 HP
  • BMW Z4 Roadster (E85) 2002 – 2009 2.5 si (N52 B25 A) – 160 kW / 218 HP
  • BMW Z4 Roadster (E85) 2002 – 2009 3.0 i (M54 B30 (306S3)) – 170 kW / 231 HP
  • BMW Z4 Roadster (E85) 2002 – 2009 3.0 si (N52 B30 A|N52 B30 BF) – 195 kW / 265 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

Cooling system work involves draining and refilling coolant and may require specialised tools. Professional installation is recommended to ensure correct coolant mixture, bleeding of air from the system, and leak-free connections.

Frequently Asked Questions

What are the signs of a failing water pump?

Common signs may include coolant leaks near the front of the engine, engine overheating, a whining or grinding noise from the water pump area, or coolant loss without visible external leaks. Diagnosis should be confirmed before replacement.

Can I drive with a coolant leak?

Driving with a coolant leak is not recommended. Loss of coolant can lead to engine overheating and potentially serious engine damage. The vehicle should be inspected and the leak repaired before further driving.

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.

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