Koyorad Performance Radiator: Honda Accord Euro CL / Acura TSX MT 2002-2008
Koyo Performance Radiator – Honda Accord Euro CL / Acura TSX MT (2002–2008)Application: Honda Accord Euro MT | CL9 / CM2 / CM3 / LA-CM2 / LA-CM3 / UA-CM2 / UA-CM3 | K24A / K26A / K25A | Manual TransmissionPart Number: KH081666 | KS081666The Honda Accord Euro CL is one of Honda's most capable and underrated performance platforms — a refined, front-wheel-drive sports sedan powered by the K-Series engine family. Whether you're running a stock K24A or building toward a more aggressive setup, the Koyorad KH081666 is a direct bolt-in performance upgrade that delivers improved cooling capacity without any cutting, drilling, or fabrication.Also cross-references to the Acura TSX 2.4L MT (2004–2008) via part number KS081666. Koyorad's all-aluminium construction and high-efficiency 25mm core design dissipate heat faster and more effectively than the factory unit. Nocolok furnace brazed, precision TIG welded by hand, and triple pressure tested — it retains all OEM fan shroud mounts and stock hose connections with no modifications required.Why Koyorad? Precise Tube & Fin Alignment — Strict quality control ensures optimal coolant flow and maximum heat transfer efficiency across the entire core. Nocolok Furnace Brazing — All tubes, fins, headers, and brackets are bonded in a state-of-the-art Nocolok furnace, creating a structure that resists vibration, road debris, and the elements. Billet Filler Neck — Precision-machined billet filler necks are fitted to every unit for superior strength, durability, and a reliable seal. OE-Specific Mounting — Application-specific mounting points for fan shrouds, inlet/outlet hoses, and top/bottom pins ensure a pain-free, no-modification install. Hand-Crafted Heliarc Welds — Each radiator is individually Heliarc welded by hand, creating the strongest possible aluminium-to-aluminium bond across all components. Specifications Part Number KH081666 / KS081666 Core Thickness 25mm Core Dimensions (H × W) 400 × 712/736mm Tank Dimensions 35/35 × 735mm Inlet / Outlet Diameter ⌢32mm (top and bottom) Construction All Aluminium, Nocolok Brazed, Heliarc Welded Transmission Manual (MT) Fan Shroud Retains OEM mounts Hoses Compatible with stock radiator hoses Fitment Direct bolt-in, no modifications required Cross Reference Koyorad KH081666 / KS081666 Honda OEM 19010 RBB A51 / 19010 RBB E51 / 19010 RBB 901 Fitment Table Year Make Model Chassis Submodel ~ Honda Accord CL9 MT — Manual Transmission ~ Honda Accord CM2 MT — Manual Transmission ~ Honda Accord CM3 MT — Manual Transmission 2002.11–2003.08 Honda Accord LA-CM2 K24A — Manual Transmission 2002.11–2003.08 Honda Accord LA-CM3 K24A — Manual Transmission 2002.11–2003.08 Honda Accord LA-CM3 K26A — Manual Transmission 2002.11–2003.08 Honda Accord UA-CM2 K24A — Manual Transmission 2002.11–2003.08 Honda Accord UA-CM3 K25A — Manual Transmission 2002.11–2003.08 Acura TSX — MT — Manual Transmission 2002.00–2006.00 Acura TSX — MT — Manual Transmission Sold individually. Manual transmission fitment only.