Buying the HPS Red Silicone Heater+Throttle Body Coolant+Expansion Tank Coolant Hose Kit For 92-95 BMW 325i 325is 2.5L M50 E36 should be simple, so here are the facts without the marketing noise.

Reinforcement ply count determines burst strength, which matters most on boosted applications. Replace both the upper and lower runs while the system is open.
Every hps red silicone heater order goes through the same fitment review.
Ordering the hps red silicone heater takes a minute and the confirmation reaches you straight away.
Our team knows the hps red silicone heater well, so ask if anything about the specification is unclear.
Stock of the hps red silicone heater is live on this page rather than estimated.
Shops order the hps red silicone heater from us in volume because the data on the page is accurate.
Details that matter
- Engine: 2.5L
- Material: Silicone
- Finish: Red
- Category: Hose Kits
- Price: $259.19 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS red high temperature reinforced silicone hose kit replaces BMW 1992-1995 325i 325is 2.5L E36 M50 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: Red
- 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 1992-1995 BMW 325i 2.5L M50 Engine (E36)
For 1992-1995 BMW 325is 2.5L M50 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:
- 57-2137-RED, 572137RED, 57-2137
Shops ordering in volume can send a full parts list and we will verify the whole job in one reply.
Continue browsing: Hoses & Fittings · HPS Black Silicone Radiator Hose Kit For 99-01 Jeep Cherokee 4.0L (XJ) Right Hand Drive · HPS Red Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · full catalog
Same business day dispatch applies to orders placed before early afternoon, and every parcel travels tracked.
General guidance on this system is published in the fuel economy maintenance guidance.
Frequently asked questions
Will this part fit my vehicle?
The application text on this page lists what the part serves. If your vehicle is not clearly covered, send the VIN and we will rule on it before you pay.
How quickly can I get this?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
What happens if it arrives damaged?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
Is the part inspected before dispatch?
We verify diameter and reinforcement specification on every hose order.
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