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Details
| Specification | Value |
|---|---|
| Brand | KNECHT |
| MPN | kl571 |
| Diameter [mm] | 74.4 mm |
| Height [mm] | 176.2 mm |
| Pressure [bar] | 6.0 bar |
| Inlet Ø [mm] | 10 mm |
| Outlet Ø [mm] | 7.9 mm |
| Packaging length [cm] | 9.0 cm |
| Packaging width [cm] | 9.00 cm |
| Packaging height [cm] | 18.00 cm |
| Net Weight [g] | 273 g |
OE numbers (4)
Search by this OE number to find compatible parts
- AUDI / CUPRA / VW—420201511
- AUDI / CUPRA / SEAT / SKODA / VW—4F0201511A
- AUDI / CUPRA / SEAT / SKODA / VW—4F0201511C
- AUDI / CUPRA / SEAT / SKODA / VW—4F0201511E
Where this part fits
Original-fit position for OE 4F0201511C. The red ring marks where this part installs on the vehicle.
About this product
KNECHT Fuel Filter (KL 571) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Diameter [mm]: 74, Copper mm, Height [mm]: 176, Aluminium mm, Pressure [bar]: Plastic, 0 bar, Filter type: Brass, Inlet Ø [mm]: Brass mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, LAMBORGHINI, SEAT vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 0738029, 110307, 1118702000, 154703644550 and 39 more. Matching these numbers confirms a like-for-like replacement with no loss of function. KNECHT is a recognised supplier of automotive filtration 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 (42)
Show all 42 OE numbers
Fuel Filter KNECHT KL 571 — compatible car models
| Car models | AUDI: A4 B7 (8EC), A4 B7 Avant (8ED), A4 B7 Convertible (8HE), A6 Allroad C6 (4FH), A6 C5 (4B2, 4B4), A6 C6 (4F2), A6 C6 Avant (4F5), A8 D3 (4E2, 4E8), A8 D4 (4H2, 4H8, 4HC, 4HL), R8 (422, 423) (+1 more); LAMBORGHINI: GALLARDO, GALLARDO SPYDER; SEAT: EXEO (3R2), EXEO ST (3R5) |
|---|---|
| Engines | 2.0 TFSI; 2.0 TFSI 16V; 3.0 TFSI quattro; 2.8; 2.8 FSI; 4.2 FSI quattro; 5.2 AWD; 5.2; 1.8 TSI |
| Year of manufacture | 1997-2019 |
| Manufacturer article number (MPN) | KL 571 |
| OE part numbers | 420201511, 4F0201511A, 4F0201511C, 4F0201511E |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
KNECHT kl571 . Diameter [mm]: 74,4 mm. Filter type: 10. Height [mm]: 176,2 mm. Inlet Ø [mm]: 10 mm. Net Weight [g]: 273 g. Outlet Ø [mm]: 7,9 mm. Packaging height [cm]: 18,00 cm. Packaging length [cm]: 9,0 cm
- 1x Fuel Filter
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 Fuel Filter compatible with my car?
This Fuel Filter fits AUDI, LAMBORGHINI, SEAT 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 KNECHT Fuel Filter have?
This KNECHT Fuel Filter has the following specifications: Diameter [mm]: 74,4 mm; Height [mm]: 176,2 mm; Pressure [bar]: 6,0 bar; Filter type: 10; Inlet Ø [mm]: 10 mm; Outlet Ø [mm]: 7,9 mm. Check the full specifications table above for complete details.
What OE part numbers does this Fuel Filter replace?
This Fuel Filter replaces OE part numbers: 420201511, 4F0201511A, 4F0201511C, 4F0201511E. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fuel Filter cost?
This KNECHT Fuel Filter is available for £30.99. Fuel Filter prices vary depending on brand, specifications, and vehicle compatibility. KNECHT parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Fuel Filter?
Signs include difficulty starting, engine stalling, hesitation during acceleration, reduced fuel economy, or the check engine light illuminating.
What tools do I need to replace a Fuel Filter?
Tools needed: fuel line quick-release disconnect tools (plastic clip set), drip tray, fuel-safe gloves, new filter with fittings. Difficulty: Moderate DIY. Safety warning: Relieve fuel system pressure before opening any line (run engine until it stalls or use the Schrader valve if present). No open flames or sparks -- petrol vapour is highly flammable.
Can I use this part as a replacement for OE 420201511?
Yes, this KNECHT Fuel Filter is a direct replacement for OE part number 420201511. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the KNECHT KL 571 the same as the KNECHT KC 100D?
No, while both are Fuel Filter parts, they are different products. The KNECHT KL 571 has Diameter [mm]: 74,4 mm, Height [mm]: 176,2 mm, Pressure [bar]: 6,0 bar. The KNECHT KC 100D may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
