Sub-reservoir 1323A3 4208764 ABS Coolant Replacement for 307 308, C4, ABS Material, Leak-Proof Design, Optimal Heat Dissipation

Direct OE Replacement: Perfectly replaces OE part numbers 1323A3 and 4208764, seamlessly compatible with 307, 308, and C4 models for hassle-free installation. Premium ABS Construction: Made from high-quality ABS material for superior durability, heat resistance, and long-term sealing performance against leaks and deformation. Improved Cooling Efficiency: Reduces coolant loss, minimizes limescale buildup, and improves heat dissipation to your engine and pump, protecting against wear. Precise Fit and Easy Installation: Designed to match original specifications for a perfect, non-destructive replacement of worn or damaged reservoirs without affecting vehicle performance. Reliable All-Season Performance: Prevents coolant from freezing in cold climates and maintains stable pressure for consistent engine cooling year-round.