KALE 353420 Heater Matrix Radiator for VW Golf Passat Polo / Audi A3 / Seat Leon / Skoda Octavia

Product Name: Interior Heater Matrix / Heater Core Brand: KALE (Premium OE Quality) Part Number: 353420 OEM Reference Numbers: 1K0819031A, 1K0819031B, 1K0819031, 1K0819031E Vehicle Compatibility This high-quality heater core is designed for a wide range of VAG Group vehicles (mostly PQ35 platform): Volkswagen: Golf Mk5 / Mk6, Passat (B6, B7), Polo (6R), Jetta, Caddy, Tiguan, Scirocco, Touran. Audi: A3 (8P), TT (8J), Q3. Seat: Leon (1P), Altea, Toledo, Ibiza. Skoda: Octavia (1Z), Superb, Fabia, Yeti. Key Features Efficient Heat Transfer: Engineered by Kale to provide maximum heat output for a warm and comfortable cabin. Perfect Fitment: Precise dimensions and connection points ensure a hassle-free installation into the original HVAC housing. Durability: Made from high-grade aluminum with corrosion-resistant coating for long-lasting performance. OE Standard: Manufactured to meet or exceed original equipment specifications. When to Replace? Sweet smell of coolant inside the cabin. Fogging on the windshield that won't clear. Coolant leaks on the passenger side floor. Heater not blowing warm air despite engine being hot.