{"product_id":"cold-case-gpf18-family","title":"1970 to 1981 Pontiac Firebird - Cold Case GPF18 - Radiator Options","description":"\u003cp\u003eUpgrade your 1970–1981 Pontiac Firebird or Trans Am's cooling system with a Cold Case GPF18-family aluminum radiator. Choose manual or automatic transmission and polished aluminum or powder-coated black Night Rider finish. OE-style stamped tanks retain a factory-inspired appearance.\u003c\/p\u003e\u003ch3\u003eChoose your version\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPF18:\u003c\/strong\u003e Manual transmission, polished finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPF18B:\u003c\/strong\u003e Manual transmission, black Night Rider finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPF18A:\u003c\/strong\u003e Automatic transmission, polished finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGPF18AB:\u003c\/strong\u003e Automatic transmission, black Night Rider finish, with 5\/16-inch inverted-flare transmission cooler fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMatching fan shroud\u003c\/h3\u003e\u003cp\u003ePair your radiator with \u003ca href=\"\/products\/1970-to-1981-pontiac-firebirds-shroud-for-cold-case-gpf18-chc557-powder-coated-black-or-raw-aluminum\"\u003eFast Monty's Garage dual 14-inch fan shroud for Cold Case GPF18\u003c\/a\u003e. Its fitment list names GPF18, GPF18B, GPF18A and GPF18AB, with raw aluminum or black finish options. Shroud sold separately; fans are not included. Review compatible fan models and installation details in the shroud listing.\u003c\/p\u003e\u003ch3\u003eConstruction and features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e100% TIG-welded aluminum construction\u003c\/li\u003e\n\u003cli\u003eTwo rows of 1.25-inch tubes\u003c\/li\u003e\n\u003cli\u003e16 fins per inch with corrugated fins for increased surface area\u003c\/li\u003e\n\u003cli\u003eOE-style tanks\u003c\/li\u003e\n\u003cli\u003ePressure tested\u003c\/li\u003e\n\u003cli\u003eBlack Night Rider versions are listed as compatible with the factory fan shroud\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDimensions — all four versions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCore: 18.4 inches high × 27.5 inches wide\u003c\/li\u003e\n\u003cli\u003eOverall: 18.8 inches high × 33.2 inches wide × 3 inches thick\u003c\/li\u003e\n\u003cli\u003eUpper and lower hose connections: 1.57 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment notes\u003c\/h3\u003e\u003cp\u003eSupplier descriptions list direct fitment for 1970–1981 Pontiac Firebird and Trans Am. Select the version for your transmission and confirm mounting clearance and hose connections before ordering.\u003c\/p\u003e\u003cp\u003eLegacy part number listed for both polished versions: RFE18L.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited Lifetime Warranty.\u003c\/p\u003e\u003cp\u003eCALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov\u003c\/p\u003e","brand":"Cold Case Radiators","offers":[{"title":"Manual \/ Polished","offer_id":52898760917272,"sku":"GPF18-GSWT","price":423.54,"currency_code":"USD","in_stock":true},{"title":"Automatic \/ Polished","offer_id":52898760950040,"sku":"GPF18A-GSWT","price":434.54,"currency_code":"USD","in_stock":true},{"title":"Automatic \/ Black Night Rider","offer_id":52898760982808,"sku":"GPF18AB-GSWT","price":477.54,"currency_code":"USD","in_stock":true},{"title":"Manual \/ Black Night Rider","offer_id":52898761015576,"sku":"GPF18B-GSWT","price":467.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/5324\/8413\/files\/GPF18_Image.jpg?v=1792268667","url":"https:\/\/fastmontysgarage.com\/products\/cold-case-gpf18-family","provider":"Fast Monty's Garage - The Shop","version":"1.0","type":"link"}