{"product_id":"bmw-r-nine-t-r9t-2021-2024-gp-r4-slip-on-exhaust","title":"BMW R Nine-T (R9T) 2021-2024 GP-R4 slip-on exhaust","description":"The GP-R4 slip-on exhaust for BMW R Nine-T (2021–2024) delivers aggressive performance and unmistakable presence. Its bold design produces a distinctive, head-turning sound that enhances both racetrack aggression and street presence.\u003cbr\u003e\u003cbr\u003eEngineered and proudly made in the UK, the GP-R4 combines lightweight construction with precision craftsmanship. Choose from stainless steel or titanium with Brushed or Ceramic Black finishes for a premium, modern aesthetic that complements the R Nine-T's classic roadster stance.\u003cbr\u003e\u003cbr\u003eRemovable baffle comes with the exhaust. Premium materials, meticulous build quality, and attention to detail make the GP-R4 an essential upgrade for riders who demand performance and style in equal measure.","brand":"Pro-Race exhaust systems","offers":[{"title":"Stainless Steel \/ Brushed","offer_id":58950421873021,"sku":null,"price":299.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Ceramic Black","offer_id":58950421905789,"sku":null,"price":349.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed","offer_id":58950421938557,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black","offer_id":58950421971325,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/GPR4_923883c3-2909-421b-b4f2-9021f039fec7.png?v=1793280661","url":"https:\/\/www.pro-race.co.uk\/products\/bmw-r-nine-t-r9t-2021-2024-gp-r4-slip-on-exhaust","provider":"Pro-Race exhaust systems","version":"1.0","type":"link"}