The Wagner Tuning High-Performance Intercooler Kit (distributed under Brembo 200001124) is a direct bolt-on upgrade for the S55 engine found in the BMW M3/M4. This kit replaces the restrictive OEM water-to-air intercooler, providing significantly improved cooling efficiency and reduced pressure drop for consistent power delivery. The core volume is increased by 114% compared to the original unit. The kit includes: 1x Water-to-air cooling unit (P/N 200001124), 2x Reinforced silicone hoses with matching clamps, 1x Mounting hardware set. Features include a CAD-designed cast aluminum end tanks and a high-performance competition core.