EGR Cooler replacement for OE 03L131512BH. EGR Cooler (Exhaust Gas Recirculation Cooler) An EGR Cooler is a heat exchanger in diesel/gasoline engines that cools hot exhaust gases before recirculating them into the intake manifold. It lowers combustion temperatures, reduces NOx emissions, improves fuel efficiency, and protects engine components. Main materials • Heat exchange tubes/core: Ferritic stainless steel (high temperature & corrosion resistance) • Shell/body: Aluminum alloy or cast aluminum (lightweight, good thermal conductivity) • Seals & gaskets: High-temperature graphite or rubber Key functions • Cools exhaust gas (typically from 600–700°C to 150–250°C) • Reduces NOx formation • Improves combustion stability & fuel economy • Protects intake system from heat damage SUMEC part SMC-LQ-25, fits Volkswagen. Verified OE fitment — request a fast quote.
03L131512BH EGR cooler — OE Cross Reference
Replacing 03L131512BH? This EGR cooler (SUMEC PN SMC-LQ-25) matches OE 03L131512BH on VW applications, including VW Crafter 1.6 TDI CAYB, CAYC (2009-2016). Verify the stamped OE before ordering.
Stainless-steel core, supplied OEM-grade.
Application coverage
- VW Crafter 1.6 TDI CAYB, CAYC (2009-2016)
- VW Polo 1.6 TDI CAYB, CAYC (2009-2016)
- VW Fabia 1.6 TDI CAYB, CAYC (2009-2016)
Frequently asked questions
Is 03L131512BH correct for my vehicle? It fits VW Crafter 1.6 TDI CAYB, CAYC (2009-2016) and related VW applications. Verify via the OE stamped on your old EGR cooler.
How do I confirm before ordering? Compare the stamped OE to 03L131512BH and the port layout to your unit; send a photo of the old part with the OE number and we confirm.
OE references for this part: 03L131512BH, 03L131512CE, 03L131512AS, 03L131512AN, 03L131512DP, 03L131512BK. Confirm the exact number stamped on your old unit.
Fitment verification
Match the stamped OE to 03L131512BH, confirm the engine, and compare port positions — VW EGR coolers vary by engine variant, emission level and model year. Request a quote with your OE number, engine application, quantity and a photo of the old part for fitment confirmation. Trade terms available upon quotation.