1K0145803F Intercooler Assembly for VOLKSWAGEN Golf Mk5
Product: Intercooler Assembly / Charge Air Cooler
Primary OE: 1K0145803F
Item code: VM01011-005
Cross-reference numbers:
No additional OE number listed in the source sheet.
Brand: VOLKSWAGEN
Model: Golf Mk5
Function: Cools compressed turbo air before it reaches the intake manifold.
Supply: Wholesale aftermarket replacement for global cooling-system buyers.
Fitment check: Verify OE number, core size, hose connections and mounting points before ordering.
1K0145803F Intercooler Assembly for VOLKSWAGEN Golf Mk5
This replacement intercooler is organized around OE number 1K0145803F and VOLKSWAGEN Golf Mk5 fitment references. Quote Yongshang Auto code VM01011-005 to request a matched supply proposal.
Cooling the boosted air can improve combustion consistency, while a sound core prevents pressure loss that may otherwise reduce engine performance.
Product Technical Specifications
| Component | Intercooler assembly / charge-air cooler |
|---|---|
| Primary OE reference | 1K0145803F |
| Additional references | None listed |
| Brand application | VOLKSWAGEN |
| Model reference | Golf Mk5 |
| Internal SKU | VM01011-005 |
| Supply type | Aftermarket wholesale replacement |
Turbo Air Temperature Control
Bent fins, cracked end tanks and loose couplers may restrict airflow or allow pressurized air to escape, so the complete circuit should be inspected.
The replacement should preserve the original airflow path and charge-pipe geometry. Correct connector diameter and tank orientation are as important as overall core dimensions.
Verification Before Purchase
- Compare 1K0145803F with every number printed on the removed intercooler.
- Confirm the vehicle model, production period, engine and turbo configuration.
- Measure core height, width and thickness as well as the overall assembly.
- Check inlet and outlet diameter, position, angle and retaining method.
- Match mounting tabs, sensor provisions, hose couplers and surrounding clearances.
Installation and System Checks
Inspect the complete boost circuit before fitting the new unit. Clean debris from nearby airflow passages, replace damaged seals or clamps, and follow the vehicle maker’s tightening and pressure-test procedure. A final road or workshop test should confirm stable boost with no abnormal air noise.
Wholesale Supply for VOLKSWAGEN Golf Mk5
Before production or dispatch, the agreed inspection scope may include visible fin quality, pressure integrity, connection geometry and packing protection.
For a quotation, send OE 1K0145803F, SKU VM01011-005, order volume and destination country. Photos of the original unit are recommended whenever the model, engine or connection layout is not fully documented.
Frequently Asked Questions
Is 1K0145803F guaranteed to fit every VOLKSWAGEN Golf Mk5?
No. Vehicle production changes and engine options can use different charge-air coolers. Confirm the OE label and physical layout before purchase.
What should be compared besides the OE number?
Compare the core dimensions, tank shape, inlet and outlet positions, connector diameters, brackets and any sensor or valve provision.
Can a damaged intercooler reduce engine power?
Yes. A leak or restriction may reduce charge pressure and cooling efficiency. The hoses, clamps and turbo plumbing should be tested at the same time.
Can Yongshang Auto support sample or bulk orders?
Sample and wholesale enquiries are welcome. Supply the OE number, quantity, destination and packaging requirements for evaluation.
Are private-label cartons available?
Neutral or customized packaging can be discussed according to order quantity, artwork, labeling details and production schedule.
Request a Quote
Contact Yongshang Auto for a 1K0145803F VOLKSWAGEN Golf Mk5 intercooler quotation, product photographs or export-packing discussion.
Fitment notice: OE and model references support identification but do not replace VIN-based or original-part verification.




