Consider 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 sourced: we stock it, verify it and send it out fast.

Silicone tolerates far more heat than standard rubber and stays flexible for many years. Keep petroleum away from standard silicone unless the hose is lined for it.
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.
If your build is unusual, tell us and we will confirm the hps black silicone heater against it.
The hps black silicone heater ships protected, because a damaged part helps nobody.
Drivers choose the hps black silicone heater here for honest specification detail and quick dispatch.
Buyers comparing the hps black silicone heater will find the specification detail on this page rather than in a catalog footnote.
At a glance
- 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
Our fitment desk exists precisely for the listings where the specification is easy to misread.
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We ship fast from our own shelves, and tracking reaches your inbox as soon as the carrier receives the parcel.
For safety and service guidance from outside the aftermarket, see the Car Care Council maintenance tips.
Before you order
Can you check fitment before I order?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
Do you ship the same day?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
How do returns work here?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
How do you protect it in transit?
We verify diameter and reinforcement specification on every hose order.
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