The HPS Black Silicone Heater+Throttle Body Coolant+Expansion Tank Coolant Hose Kit For 98-99 BMW 323 2.5L/96-99 BMW 328 2.8L M52 E36 is one of our steady sellers in Hoses & Fittings, and it ships from the USA.

Petroleum contact requires the correct lining, so fuel and oil routing needs the right specification. Re check clamp torque after the first few heat cycles.
The hps black silicone heater listed here is checked against your vehicle before dispatch.
Every hps black silicone heater order goes through the same fitment review.
Ordering the hps black silicone heater takes a minute and the confirmation reaches you straight away.
Our team knows the hps black silicone heater well, so ask if anything about the specification is unclear.
Stock of the hps black silicone heater is live on this page rather than estimated.
Shops order the hps black silicone heater from us in volume because the data on the page is accurate.
Key details
- Engine: 2.5L
- Material: Silicone
- Finish: Black
- Category: Hose Kits
- Price: $290.24 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS black high temperature reinforced silicone hose kit replaces BMW 1996-1999 328 2.8L E36 M52 stock OEM rubber Heater, Throttle Body, Expansion Tank Coolant Hoses to prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber coolant hoses. The hose kit includes 100% stainless steel non-perforated embossed hose clamps for easy installation, which do not cut through the silicone hoses.
- Material: 3-Ply Reinforced Silicone
- Color: Black
- Replace stock oem heater, throttle body, expansion tank coolant hoses
- The premium grade high-heat resistance 3-ply reinforced silicone hoses are made with correct bends and curves to ensure a perfect fitment.
- Prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber hoses. Made with correct bends and curves for perfect fitment.
- Race proven design with long lasting quality and engineered for extremely high temperature service (Max. 350F) and prolonged exposure to under-hood and coolant heat.
- Includes 100% stainless steel industrial grade embossed hose clamps which would not cut through the silicone hose.
Application:
For 1998-1999 BMW 323i 2.5L M52 Engine (E36)
For 1998-1999 BMW 323is 2.5L M52 Engine (E36)
For 1996-1999 BMW 328i 2.8L M52 Engine (E36)
For 1996-1999 BMW 328is 2.8L M52 Engine (E36)
Remark:
Installation: Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose. Checking water level regularly is highly recommended when silicone coolant hoses are used in a daily driving vehicle.
Product Content:
- 1 Set x Heater + Throttle Body Coolant + Expansion Tank Coolant Hose Kit
Hardware if Any is Shown in the Picture Above
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- 57-2138-BLK, 572138BLK, 57-2138
When two options look similar, our parts team will tell you which one your vehicle actually takes.
See also: Hoses & Fittings · HPS Black Ancillary Hose Kit (Bypass Coolant Hose) For 01-05 Mazda Miata 1.8L Non Turbo (NB2) · HPS Red Silicone Radiator Hose Kit For 99-01 Jeep Cherokee 4.0L (XJ) Right Hand Drive · full catalog
Every parcel carries tracking that updates with each carrier scan until it reaches your door.
If you want independent guidance before ordering, the NHTSA vehicle safety hub is a useful reference.
Quick answers
Will this part fit my vehicle?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
Do you ship the same day?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What happens if it arrives damaged?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
What quality checks does this get?
We verify diameter and reinforcement specification on every hose order.
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