{"title":"Yamaha YZF-R1 2020-2026 (Slip-On Systems)","description":"\u003cp\u003e\u003cspan\u003eExplore Pro-Race slip-on exhaust systems for the Yamaha YZF-R1 2020–2026. Browse the collection to find an exhaust for your bike and check individual fitment details before ordering.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"yamaha-yzf-r1-2020-2026-gp-s1-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-S1 Slip-on exhaust","description":"GP‑S1 Exhaust for Yamaha YZF-R1 (2020–2026)\u003cbr\u003e\u003cbr\u003eBuilt specifically for the YZF-R1, the GP‑S1 brings pure MotoGP aggression to Yamaha's supersport icon. Its race‑inspired design and sharp, unmistakable tone amplify the already fierce character of the 2020–2026 YZF-R1, unlocking the soundtrack this machine truly deserves.\u003cbr\u003e\u003cbr\u003eHand‑made in the UK, the GP‑S1 is available in Full Titanium or Stainless Steel construction, with Brushed or Ceramic Black finishes. Lightweight, high‑strength materials deliver improved performance and a dramatic reduction in weight, all while elevating the bike's overall aesthetic.","brand":"Pro-Race exhaust systems","offers":[{"title":"Stainless steel \/ Brushed \/ No Mesh","offer_id":58956134285693,"sku":null,"price":99.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless steel \/ Brushed \/ Add Mesh","offer_id":58956134318461,"sku":null,"price":119.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless steel \/ Ceramic Black \/ No Mesh","offer_id":58956134351229,"sku":null,"price":129.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless steel \/ Ceramic Black \/ Add Mesh","offer_id":58956134383997,"sku":null,"price":149.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed \/ No Mesh","offer_id":58956134416765,"sku":null,"price":149.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed \/ Add Mesh","offer_id":58956134449533,"sku":null,"price":169.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black \/ No Mesh","offer_id":58956134482301,"sku":null,"price":179.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black \/ Add Mesh","offer_id":58956134515069,"sku":null,"price":199.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/GPS1_98fe1bcd-50ee-48d6-b3ed-16614b34b0d4.png?v=1793281122"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-rx-titanium-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-RX Titanium Slip-on exhaust","description":"The Yamaha YZF-R1 2020-2026 Titanium GP-RX Slip-on exhaust from Pro-Race Exhaust Systems is engineered to unlock the raw potential of this supersport icon with a race-proven design that delivers measurable performance gains and an unmistakable aggressive soundtrack. Built to harness the YZF-R1's cutting-edge engineering, this slip-on transforms throttle response and acoustic presence on both track and road.\u003cbr\u003e\u003cbr\u003eHandcrafted in the UK from lightweight, durable titanium, the GP-RX profile is precision-engineered to optimize exhaust scavenging for the YZF-R1's high-revving inline-four engine. The result is enhanced mid-range torque, sharper acceleration, and a signature race-inspired tone that commands attention.\u003cbr\u003e\u003cbr\u003eAt Pro-Race Exhaust Systems, we engineer exhausts for riders who demand premium performance without compromise. The RX slip-on combines cutting-edge aerodynamic design with uncompromising build quality, tailored to elevate your YZF-R1's performance and presence on the world's most demanding circuits.","brand":"Pro-Race exhaust systems","offers":[{"title":"Default Title","offer_id":58956139004285,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/1_0002s_0000_RX-LP-6.png?v=1793281180"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-mp1-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-MP1 slip-on exhaust","description":"The MP1 Exhaust: Mega by name, mega by nature. Engineered with a bold conical design, the MP1 produces an unforgettable sound that perfectly complements its striking looks on your YZF-R1. Whether you're attacking the track or commanding the road, this slip-on guarantees head-turning performance and style.\u003cbr\u003e\u003cbr\u003eProudly made in the UK, the MP1 is available in Stainless steel or titanium. Built with lightweight, durable materials and precision craftsmanship, it's designed to enhance both your bike's performance and aesthetics.\u003cbr\u003e\u003cbr\u003eEach MP1 comes with a removable baffle, giving you the flexibility to adjust the sound to suit any ride. Combining aggressive design, impeccable quality, and premium finishes, the MP1 is the ultimate choice for YZF-R1 riders who want their exhaust to deliver in every way.","brand":"Pro-Race exhaust systems","offers":[{"title":"Stainless Steel","offer_id":58956141265277,"sku":null,"price":299.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium","offer_id":58956141298045,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/MP1_4c7bdf57-fb4d-4fdb-a695-13c78bfd935d.png?v=1793280898"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-r4c-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-R4C slip-on exhaust","description":"The GP-R4C slip-on exhaust for Yamaha YZF-R1 (2020–2026) 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-R4C 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 YZF-R1's superbike stance.\u003cbr\u003e\u003cbr\u003eRemovable baffle comes with the exhaust. Premium materials, meticulous build quality, and attention to detail make the GP-R4C 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":58956172755325,"sku":null,"price":299.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Ceramic Black","offer_id":58956172788093,"sku":null,"price":349.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed","offer_id":58956172820861,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black","offer_id":58956172853629,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/GPR4C_8f632b5d-2358-445f-88a6-788124364a27.png?v=1793281163"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-r4-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-R4 slip-on exhaust","description":"The GP-R4 slip-on exhaust for Yamaha YZF-R1 (2020–2026) 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 YZF-R1's superbike 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":58956173967741,"sku":null,"price":299.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Ceramic Black","offer_id":58956174000509,"sku":null,"price":349.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed","offer_id":58956174033277,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black","offer_id":58956174066045,"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"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-rc1-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-RC1 slip-on exhaust","description":"The GP-RC1 slip-on exhaust for Yamaha YZF-R1 (2020–2026) delivers aggressive performance and unmistakable presence. Its bold conical 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-RC1 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 YZF-R1's superbike stance.\u003cbr\u003e\u003cbr\u003eRemovable baffle comes with the exhaust. Premium materials, meticulous build quality, and attention to detail make the GP-RC1 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":58956174360957,"sku":null,"price":299.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Ceramic Black","offer_id":58956174393725,"sku":null,"price":349.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed","offer_id":58956174426493,"sku":null,"price":449.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black","offer_id":58956174459261,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/RC1_9b254c20-5cdb-46be-8cf5-b398496e8b0c.png?v=1793280880"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-r1l-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-R1L slip-on exhaust","description":"The GP-R1L slip-on exhaust for Yamaha YZF-R1 (2020–2026) combines premium engineering with striking aesthetics. Manufactured in the UK, it delivers refined performance and a distinctive auditory character that enhances the riding experience.\u003cbr\u003e\u003cbr\u003eAvailable in stainless steel or titanium construction with three finish options—brushed, carbon fibre, or ceramic black—the GP-R1L offers flexibility to match your bike's styling. Lightweight and precision-engineered, it improves both performance dynamics and visual presence.\u003cbr\u003e\u003cbr\u003eComes with a removable baffle, enabling you to adjust sound output for different riding conditions and environments. Built from durable materials with meticulous attention to detail, the GP-R1L represents a complete upgrade for discerning riders seeking quality, durability, and performance integration.","brand":"Pro-Race exhaust systems","offers":[{"title":"Stainless Steel \/ Brushed","offer_id":58956175049085,"sku":null,"price":324.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Carbon Fibre","offer_id":58956175081853,"sku":null,"price":324.0,"currency_code":"GBP","in_stock":true},{"title":"Stainless Steel \/ Ceramic Black","offer_id":58956175114621,"sku":null,"price":374.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Brushed","offer_id":58956175147389,"sku":null,"price":474.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Carbon Fibre","offer_id":58956175180157,"sku":null,"price":474.0,"currency_code":"GBP","in_stock":true},{"title":"Titanium \/ Ceramic Black","offer_id":58956175212925,"sku":null,"price":524.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/2387\/6221\/files\/GPR1L_1ca88d38-7234-46d2-91b0-5668b39fa057.png?v=1793280656"},{"product_id":"yamaha-yzf-r1-2020-2026-gp-r3-slip-on-exhaust","title":"Yamaha YZF-R1 2020-2026 GP-R3 slip-on exhaust","description":"The GP-R3 slip-on exhaust for Yamaha YZF-R1 (2020–2026) delivers premium performance engineered specifically for this supersport platform. Manufactured in the UK, it combines refined engineering with a character that transforms your riding experience.\u003cbr\u003e\u003cbr\u003eAvailable in stainless steel or titanium with brushed carbon fibre or ceramic black finishes, the GP-R3 complements the YZF-R1's aggressive styling while reducing weight and sharpening throttle response. The removable baffle gives you control over sound output—from track-focused intensity to street-friendly refinement.\u003cbr\u003e\u003cbr\u003ePrecision-engineered for the YZF-R1, the GP-R3 delivers measurable gains in performance and dynamics. 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