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Details
| Specification | Value |
|---|---|
| Brand | TRW Engine Component |
| Category | inlet valve |
| Length [mm] | 94 mm |
| Valve Head Diameter [mm] | 39.5 mm |
| Valve Stem Diameter [mm] | 6 mm |
| Valve seat angle [°] | 45 ° |
OE numbers (3)
Search by this OE number to find compatible parts
- VW—06B 109 601B
- VW—06B 109 601D
- VW—06B 109 601H
Where this part fits
Original-fit position for OE 06B109601D. The red ring marks where this part installs on the vehicle.
About this product
The TRW Engine Component inlet valve (331057) 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: Length [mm]: 94 mm, Material: 63, Supplementary Article/Info 2: 732, Valve Head Diameter [mm]: 39, Rubber mm, Valve Stem Diameter [mm]: Plastic mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit AUDI, SEAT, SKODA, VW 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: 029 VE 31096 000, 06B 109 601B, 06B 109 601D, 06B 109 601H and 6 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TRW Engine Component 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 (8)
inlet valve TRW Engine Component 331057 — compatible car models
| Car models | AUDI: A3 (8L1), A3 (8P1), A3 Convertible (8P7), A3 Sportback (8PA), A4 B5 (8D2), A4 B5 Avant (8D5), A4 B6 (8E2), A4 B6 Avant (8E5), A4 B7 (8EC), A4 B7 Avant (8ED); SEAT: ALTEA (5P1), ALTEA XL (5P5, 5P8), EXEO (3R2), EXEO ST (3R5), LEON (1M1), LEON (1P1), TOLEDO III (5P2); SKODA: OCTAVIA I (1U2), OCTAVIA I Combi (1U5), OCTAVIA II (1Z3), OCTAVIA II Combi (1Z5); VW: BORA I (1J2), BORA Variant (1J6), CADDY III Box Body/MPV (2KA, 2KH, 2CA, 2CH), CADDY III MPV (2KB, 2KJ, 2CB, 2CJ), GOLF IV (1J1), GOLF IV Variant (1J5), GOLF PLUS V (5M1, 521), GOLF V (1K1), GOLF VI (5K1) |
|---|---|
| Engines | 1.6 |
| Year of manufacture | 1994-2016 |
| Manufacturer article number (MPN) | 331057 |
| OE part numbers | 06B 109 601B, 06B 109 601D, 06B 109 601H |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
TRW Engine Component 331057 inlet valve. Length [mm]: 94 mm. Material: 63. Supplementary Article/Info 2: 732. Valve Head Diameter [mm]: 39,5 mm. Valve seat angle [°]: 45 °. Valve Stem Diameter [mm]: 6 mm
- 1x inlet valve
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 inlet valve compatible with my car?
This inlet valve fits AUDI, SEAT, SKODA, VW 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 TRW Engine Component inlet valve have?
This TRW Engine Component inlet valve has the following specifications: Length [mm]: 94 mm; Material: 63; Supplementary Article/Info 2: 732; Valve Head Diameter [mm]: 39,5 mm; Valve Stem Diameter [mm]: 6 mm; Valve seat angle [°]: 45 °. Check the full specifications table above for complete details.
What OE part numbers does this inlet valve replace?
This inlet valve replaces OE part numbers: 06B 109 601B, 06B 109 601D, 06B 109 601H. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a inlet valve cost?
This TRW Engine Component inlet valve is available for £8.99. Inlet valve prices vary depending on brand, specifications, and vehicle compatibility. TRW Engine Component parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my inlet valve?
Regular inspection of your inlet valve 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 inlet valve?
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 inlet valve fitted by a professional mechanic.
Can I use this part as a replacement for OE 06B 109 601B?
Yes, this TRW Engine Component inlet valve is a direct replacement for OE part number 06B 109 601B. 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.
