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Details
| Specification | Value |
|---|---|
| Brand | BORG & BECK |
| MPN | bth1121 |
| Inner Diameter 1 [mm] | 57 mm |
| Inner Diameter 2 [mm] | 56 mm |
OE numbers (2)
Search by this OE number to find compatible parts
- VAG—8E0145837A
- AUDI / VAG—8E0 145 837 F
Where this part fits
Original-fit position for OE 8E0145837A. The red ring marks where this part installs on the vehicle.
What's in the kit
This kit ships with 2 factory-matched components. Each part below is supplied as part of the kit; click any linked MPN to view that component on its own.
| # | Part number | Component | Qty |
|---|---|---|---|
| 1 | BHC1003S | Fastening Clamp, charge air hose
| 1 |
| 2 | BHC1108S | Fastening Clamp, charge air hose
| 1 |
About this product
The BORG & BECK Charge Air Hose (BTH1121) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Colour: Ceramic, Material: 22, Inner Diameter 1 [mm]: 57 mm, Inner Diameter 2 [mm]: 56 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit AUDI models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 001-10-27471, 07.14.120, 09-0253, 09307 and 34 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BORG & BECK is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (36)
Show all 36 OE numbers
Charge Air Hose BORG & BECK BTH1121 — compatible car models
| Car models | AUDI: A4 B6 (8E2), A4 B6 Avant (8E5) |
|---|---|
| Engines | 1.9 TDI |
| Year of manufacture | 2000-2005 |
| Manufacturer article number (MPN) | BTH1121 |
| OE part numbers | 8E0145837A, 8E0 145 837 F |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BORG & BECK bth1121 . Colour: 7. Inner Diameter 1 [mm]: 57 mm. Inner Diameter 2 [mm]: 56 mm. Material: 22
- 1x Charge Air Hose
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Charge Air Hose compatible with my car?
This Charge Air Hose fits AUDI vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this BORG & BECK Charge Air Hose have?
This BORG & BECK Charge Air Hose has the following specifications: Colour: 7; Material: 22; Inner Diameter 1 [mm]: 57 mm; Inner Diameter 2 [mm]: 56 mm. Check the full specifications table above for complete details.
What OE part numbers does this Charge Air Hose replace?
This Charge Air Hose replaces OE part numbers: 8E0145837A, 8E0 145 837 F. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Charge Air Hose cost?
This BORG & BECK Charge Air Hose is available for £19.99. Charge Air Hose prices vary depending on brand, specifications, and vehicle compatibility. BORG & BECK parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Charge Air Hose?
Regular inspection of your Charge Air Hose is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Charge Air Hose?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Charge Air Hose fitted by a professional mechanic.
Can I use this part as a replacement for OE 8E0145837A?
Yes, this BORG & BECK Charge Air Hose is a direct replacement for OE part number 8E0145837A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
