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CP247
Gallery
BrandAIC
MPN74377
OE refs1
SKU6558-74377
GTIN / EAN4046283743773

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Details

SpecificationValue
BrandAIC
Number of pins3 -pin connector

OE/OEM numbers (1)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 1K0121087B. The red ring marks where this part installs on the vehicle.

2019 — Engine › 12125
2019 · Engine › 12125Position 11

About this product

AIC Coolant Flange (74377) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Material: Plastic, Number of pins: Cast Iron -pin connector — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. 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: 1114513200, 11211854701, 115 858, 13405 and 13 more. Matching these numbers confirms a like-for-like replacement with no loss of function. AIC 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.

Coolant Flange buying guide

Why replace this part?

Coolant outlet flanges and pipe connectors direct coolant flow through the engine circuit. Plastic flanges crack from thermal cycling; metal flanges develop pinhole corrosion. Either causes coolant loss and overheating.

Signs you need a replacement

  • Coolant leak at a pipe junction on the engine
  • white crystalline deposit around a fitting
  • rapid coolant consumption
  • overheating
  • steam under the bonnet

When to replace

Inspect every 60,000–80,000 miles. Plastic flanges are a known weak point — replace proactively during major cooling system work.

Installation difficulty:Moderate — requires basic tools and mechanical knowledge

Suitable cars

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Coolant Flange AIC 74377compatible car models

Car modelsAUDI: A1 (8X1, 8XK), A1 Sportback (8XA, 8XF), A1 Sportback (GBA), A3 (8P1), A3 (8V1, 8VK), A3 Limousine (8VS, 8VM), A3 Sportback (8PA), A3 Sportback (8VA, 8VF), Q2 (GAB, GAG), Q7 (4LB); SEAT: ALTEA (5P1), ALTEA XL (5P5, 5P8), ARONA (KJ7, KJP), ATECA (KH7, KHP), IBIZA IV (6J5, 6P1), IBIZA IV SC (6J1, 6P5), IBIZA IV ST (6J8, 6P8), IBIZA V (KJ1, KJG), LEON (1P1), LEON (5F1) (+4 more); SKODA: CITIGO (NF1), FABIA II (542), FABIA II Combi (545), FABIA III Estate (NJ5), FABIA III (NJ3), KAROQ (NU7, ND7)
Engines1.0 TFSI; 25 TFSI; 1.4 TFSI; 3.0 TDI quattro; 1.4 16V; 1.0 TSI; 1.6 TDI; 1.0 TSi; 1.0
Year of manufacture2003-2022
Manufacturer article number (MPN)74377
OE part numbers1K0 121 087B
Compatibility check

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Description and what's included

AIC 74377 NEW MOBILITY PARTS. Material: 6. Number of pins: 3 -pin connector

What's included:
  • 1x Coolant Flange
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Express and standard shipping available.

  • Standard delivery: 2-5 business days
  • Express delivery: 1-2 business days
  • 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 Coolant Flange compatible with my car?

This Coolant Flange 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 AIC Coolant Flange have?

This AIC Coolant Flange has the following specifications: Material: 6; Number of pins: 3 -pin connector. Check the full specifications table above for complete details.

What OE part numbers does this Coolant Flange replace?

This Coolant Flange replaces OE part numbers: 1K0 121 087B. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Coolant Flange cost?

This AIC Coolant Flange is available for £6.99. Coolant Flange prices vary depending on brand, specifications, and vehicle compatibility. AIC parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Coolant Flange?

Regular inspection of your Coolant Flange 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 Coolant Flange?

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 Coolant Flange fitted by a professional mechanic.

Can I use this part as a replacement for OE 1K0 121 087B?

Yes, this AIC Coolant Flange is a direct replacement for OE part number 1K0 121 087B. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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