- 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 | JP GROUP |
| Core Dimensions | 234x157x42 mm |
| Core Length [mm] | 157 mm |
| Core Width [mm] | 234 mm |
| Core Depth [mm] | 42 mm |
OE numbers (4)
Search by this OE number to find compatible parts
- AUDI / SEAT / SKODA / VAG / VW—1J1819031
- AUDI / SEAT / SKODA / VAG / VW—1J1819031A
- AUDI / SEAT / SKODA / VAG / VW—1J1819031B
- AUDI / SEAT / SKODA / VAG / VW—1J2819031A
Where this part fits
Original-fit position for OE 1J1819031B. The red ring marks where this part installs on the vehicle.
About this product
Sourced from JP GROUP, this heat exchanger interior heating (1126300100) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Core Dimensions: 234x157x42 mm, Left-/right-hand drive vehicles: Steel, Core Length [mm]: 157 mm, Core Width [mm]: 234 mm, Core Depth [mm]: 42 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. 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: 06102006, 109304, 18764, 1J1819031 and 11 more. Matching these numbers confirms a like-for-like replacement with no loss of function. JP GROUP 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 (11)
Heat Exchanger Interior Heating JP GROUP 1126300100 — compatible car models
| Car models | AUDI: A3 (8L1), TT (8N3), TT Roadster (8N9); SEAT: LEON (1M1), TOLEDO II (1M2); SKODA: OCTAVIA I (1U2), OCTAVIA I Combi (1U5); VW: BORA I (1J2), BORA Variant (1J6), GOLF IV (1J1), GOLF IV Cabriolet (1E7), GOLF IV Van (1J1), GOLF IV Variant (1J5), NEW BEETLE (9C1, 1C1), NEW BEETLE Convertible (1Y7), POLO III CLASSIC (6V2), POLO Variant (6V5) |
|---|---|
| Engines | 1.6; 1.8 T; 1.4 16V; 1.4; 1.9 TDI; 100 1.6 |
| Year of manufacture | 1995-2013 |
| Manufacturer article number (MPN) | 1126300100 |
| OE part numbers | 1J1819031, 1J1819031A, 1J1819031B, 1J2819031A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
JP GROUP 1126300100 . Core Depth [mm]: 42 mm. Core Dimensions: 234x157x42 mm. Core Length [mm]: 157 mm. Core Width [mm]: 234 mm. Left-/right-hand drive vehicles: 1
- 1x Heat Exchanger Interior Heating
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 Heat Exchanger Interior Heating compatible with my car?
This Heat Exchanger Interior Heating 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 JP GROUP Heat Exchanger Interior Heating have?
This JP GROUP Heat Exchanger Interior Heating has the following specifications: Core Dimensions: 234x157x42 mm; Left-/right-hand drive vehicles: 1; Core Length [mm]: 157 mm; Core Width [mm]: 234 mm; Core Depth [mm]: 42 mm. Check the full specifications table above for complete details.
What OE part numbers does this Heat Exchanger Interior Heating replace?
This Heat Exchanger Interior Heating replaces OE part numbers: 1J1819031, 1J1819031A, 1J1819031B, 1J2819031A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Heat Exchanger Interior Heating cost?
This JP GROUP Heat Exchanger Interior Heating is available for £22.99. Heat Exchanger Interior Heating prices vary depending on brand, specifications, and vehicle compatibility. JP GROUP parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Heat Exchanger Interior Heating?
Regular inspection of your Heat Exchanger Interior Heating 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 Heat Exchanger Interior Heating?
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 Heat Exchanger Interior Heating fitted by a professional mechanic.
Can I use this part as a replacement for OE 1J1819031?
Yes, this JP GROUP Heat Exchanger Interior Heating is a direct replacement for OE part number 1J1819031. 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.
