{"product_id":"csf-99-06-vw-golf-gti-99-06-jetta-gli-high-performance-all-aluminum-radiator","title":"CSF 99-06 VW Golf \/ GTI \/ 99-06 Jetta \/ GLI High-Performance All-Aluminum Radiator","description":"\u003cp\u003eWith over five decades of specialized experience in radiator manufacturing, CSF stands as a benchmark of quality and innovation in automotive cooling solutions. The CSF 99-06 VW Golf \/ GTI \/ 99-06 Jetta \/ GLI High-Performance All-Aluminum Radiator exemplifies this legacy, engineered to deliver superior cooling performance for your MK4 Volkswagen, whether on daily roads or competitive tracks.\u003c\/p\u003e\n\n\u003cp\u003eThis radiator is meticulously designed to meet the demanding requirements of high horsepower engines and motorsport environments where enhanced cooling efficiency is critical. Featuring a robust 2-Row core, it incorporates CSF's proprietary B-Tube Technology, a significant advancement over conventional oval \"O\" type tubes. The unique \"B\" shaped tubes are precision-formed and seam-brazed, allowing the use of thinner, lighter aluminum that outperforms traditional welded tubes in both strength and heat dissipation.\u003c\/p\u003e\n\n\u003cp\u003eThe innovative design increases the heat transfer surface area by approximately 15% compared to standard tubes, effectively doubling the cooling efficiency within the same spatial constraints. This is achieved through the dual liquid laminar flow facilitated by the \"B-tubes,\" which optimizes coolant movement and heat exchange. Complementing this, CSF employs ultra-efficient multi-louvered fins with a 6.5mm fin height, carefully aligned to maximize airflow through the radiator core. Each fin specification is rigorously tested and calibrated in CSF’s wind-tunnel laboratory to ensure peak heat rejection performance.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is straightforward and hassle-free, thanks to the radiator’s true \"Drop-in fit\" design. It requires no modifications, preserving the integrity of your vehicle’s original setup. The CNC-machined and welded OE-style brackets guarantee exceptional durability, while the inlet and outlet connections are engineered to match OEM specifications. This compatibility allows for the reuse of original or aftermarket hoses, ensuring seamless integration with existing components such as the AC condenser, mounting brackets, and fan shroud.\u003c\/p\u003e\n\n\u003ch5\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n  \u003cli\u003e2-Row 42mm Core (Dual Core) incorporating CSF’s Exclusive B-Tube Technology for enhanced strength and cooling efficiency\u003c\/li\u003e\n  \u003cli\u003eUltra-efficient multi-louvered fins with 6.5mm fin height, maximizing surface area contact for superior heat dissipation\u003c\/li\u003e\n  \u003cli\u003eCNC Machined \"Quick-Connect\" inlet and outlet connections for precise fit and ease of installation\u003c\/li\u003e\n  \u003cli\u003eCNC Machined brackets and fittings delivering exceptional durability and perfect alignment\u003c\/li\u003e\n  \u003cli\u003eAll-aluminum race-style drain plug designed for reliability and ease of maintenance\u003c\/li\u003e\n  \u003cli\u003eSmooth satin finish for corrosion resistance and aesthetic appeal\u003c\/li\u003e\n  \u003cli\u003eTrue \"Drop-in fit\" design requiring no modifications; compatible with all OEM attaching components including hoses, AC condenser, mounting brackets, and fan shroud\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eApplications\u003c\/h5\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eYear Range\u003c\/th\u003e\n      \u003cth\u003eMake\u003c\/th\u003e\n      \u003cth\u003eChassis Code\u003c\/th\u003e\n      \u003cth\u003eModel\u003c\/th\u003e\n      \u003cth\u003eTrim\u003c\/th\u003e\n      \u003cth\u003eEngine \/ Trans \/ Etc\u003c\/th\u003e\n      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2000-2006\u003c\/td\u003e\n      \u003ctd\u003eAudi\u003c\/td\u003e\n      \u003ctd\u003eMk1\u003c\/td\u003e\n      \u003ctd\u003eTT\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003eTurbocharged 1.8L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2004-2006\u003c\/td\u003e\n      \u003ctd\u003eAudi\u003c\/td\u003e\n      \u003ctd\u003eMk1\u003c\/td\u003e\n      \u003ctd\u003eTT\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003e3.2L V6 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2000-2006\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eGolf\u003c\/td\u003e\n      \u003ctd\u003eGTI\u003c\/td\u003e\n      \u003ctd\u003eTurbocharged 1.8L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e1999-2005\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eGolf\u003c\/td\u003e\n      \u003ctd\u003eGTI\u003c\/td\u003e\n      \u003ctd\u003e2.8L V6 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e1999\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eGolf\u003c\/td\u003e\n      \u003ctd\u003eGTI GLS\u003c\/td\u003e\n      \u003ctd\u003e2L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e1999-2006\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eGolf\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003e2L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2000-2005\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eJetta\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003eTurbocharged 1.8L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2000-2005\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eJetta\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003e2L L4 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2000-2004\u003c\/td\u003e\n      \u003ctd\u003eVolkswagen\u003c\/td\u003e\n      \u003ctd\u003eMk4\u003c\/td\u003e\n      \u003ctd\u003eJetta\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n      \u003ctd\u003e2.8L V6 (Manual)\u003c\/td\u003e\n      \u003ctd\u003e-\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch5\u003eOEM Part Numbers\u003c\/h5\u003e\n\u003cul\u003e\n  \u003cli\u003eVolkswagen: 1J0 121 253 S\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 1J0-121-253-S\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 1J0121253S\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 1J0 121 253 AD\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 1J0-121-253-AD\u003c\/li\u003e\n  \u003cli\u003eVolkswagen: 1J0121253\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R44 Performance","offers":[{"title":"Default Title","offer_id":56763706737026,"sku":"CSF-7025","price":468.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/7025_1.jpg?v=1783933352","url":"https:\/\/mjmodifications.co.uk\/products\/csf-99-06-vw-golf-gti-99-06-jetta-gli-high-performance-all-aluminum-radiator","provider":"MJ Modifications","version":"1.0","type":"link"}