- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | PIERBURG |
| MPN | 7.03703.78.0 |
| Voltage [V] | 12 V |
| Diameter [mm] | 48 mm |
| Operating Mode | EL |
| Number of pins | 5 -pin connector |
OE numbers (5)
Search by this OE number to find compatible parts
- AUDI / SEAT / VW—03L 128 063 AF
- AUDI / VW—03L 128 063 B
- AUDI / VW—03L 128 063 C
- AUDI / VW—03L 128 063 D
- AUDI / SEAT / SKODA / VW—03L 128 063 E
Where this part fits
Original-fit position for OE 03L128063B. The red ring marks where this part installs on the vehicle.
About this product
When control flap air supply performance matters, the PIERBURG 7.03703.78.0 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Voltage [V]: Zinc V, Diameter [mm]: 48 mm, Operating Mode: Electric, Number of pins: Rubber -pin connector, Supplementary Article/Info 2: 774. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, SEAT, SKODA, VW 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: 03L 128 063 AF, 03L 128 063 B, 03L 128 063 C, 03L 128 063 D and 29 more. Matching these numbers confirms a like-for-like replacement with no loss of function. PIERBURG 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 (29)
Show all 29 OE numbers
Control Flap Air Supply PIERBURG 7.03703.78.0 — compatible car models
| Car models | AUDI: A3 (8P1), A3 Convertible (8P7), A3 Sportback (8PA), A4 Allroad B8 (8KH), A4 B8 (8K2), A4 B8 Avant (8K5), A5 (8T3), A5 Convertible (8F7), A5 Sportback (8TA), A6 C6 (4F2) (+4 more); SEAT: ALTEA (5P1), ALTEA XL (5P5, 5P8), EXEO (3R2), EXEO ST (3R5), LEON (1P1), TOLEDO III (5P2); SKODA: OCTAVIA II (1Z3), OCTAVIA II Combi (1Z5), SUPERB II (3T4), SUPERB II Estate (3T5), YETI (5L); VW: EOS (1F7, 1F8), GOLF PLUS V (5M1, 521), GOLF VAN VI Variant (AJ5), GOLF VI (5K1), GOLF VI Variant (AJ5) |
|---|---|
| Engines | 2.0 TDI; 2.0 TDI quattro; 2.0 TDI RS; 2.0 TDI 4x4; 2.0 TDI 16V; 2.0 TDi |
| Year of manufacture | 2003-2019 |
| Manufacturer article number (MPN) | 7.03703.78.0 |
| OE part numbers | 03L 128 063 AF, 03L 128 063 B, 03L 128 063 C, 03L 128 063 D, 03L 128 063 E |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
PIERBURG 7.03703.78.0 . Diameter [mm]: 48 mm. Number of pins: 5 -pin connector. Operating Mode: EL. Supplementary Article/Info 2: 774. Voltage [V]: 12 V
- 1x Control Flap Air Supply
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 Control Flap Air Supply compatible with my car?
This Control Flap Air Supply 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 PIERBURG Control Flap Air Supply have?
This PIERBURG Control Flap Air Supply has the following specifications: Voltage [V]: 12 V; Diameter [mm]: 48 mm; Operating Mode: EL; Number of pins: 5 -pin connector; Supplementary Article/Info 2: 774. Check the full specifications table above for complete details.
What OE part numbers does this Control Flap Air Supply replace?
This Control Flap Air Supply replaces OE part numbers: 03L 128 063 AF, 03L 128 063 B, 03L 128 063 C, 03L 128 063 D, 03L 128 063 E. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Control Flap Air Supply cost?
This PIERBURG Control Flap Air Supply is available for £190.99. Control Flap Air Supply prices vary depending on brand, specifications, and vehicle compatibility. PIERBURG parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Control Flap Air Supply?
Regular inspection of your Control Flap Air Supply 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 Control Flap Air Supply?
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 Control Flap Air Supply fitted by a professional mechanic.
Can I use this part as a replacement for OE 03L 128 063 AF?
Yes, this PIERBURG Control Flap Air Supply is a direct replacement for OE part number 03L 128 063 AF. 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 PIERBURG 7.03703.78.0 the same as the PIERBURG 7.00160.02.0?
No, while both are Control Flap Air Supply parts, they are different products. The PIERBURG 7.03703.78.0 has Voltage [V]: 12 V, Diameter [mm]: 48 mm, Operating Mode: EL. The PIERBURG 7.00160.02.0 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.
