{"product_id":"spark-exhaust-grid-o-homologated-3-4-kit-black-box-triumph-street-triple","title":"Spark Exhaust Grid-O Homologated 3\/4 Kit Black Box Triumph Street Triple (2017-2026) GTR0507BOM","description":"\u003cp\u003eThe homologated half system with the box in black. Same catalysed pre-silencer, same Moto2 Grid-O, same certificate — the difference is a ceramic layer on the one component of this exhaust that a Street Triple leaves in plain view.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHomologated 3\/4 kit for the Triumph Street Triple, 2017 to 2026.\u003c\/li\u003e\n\u003cli\u003eBlack ceramic treatment on the pre-silencer box.\u003c\/li\u003e\n\u003cli\u003eGrid-O silencer, full titanium, designed for the World Superbike and Moto2 teams.\u003c\/li\u003e\n\u003cli\u003eCatalysed stainless box, Euro 4 compliant per Spark.\u003c\/li\u003e\n\u003cli\u003eMounts on the standard collector or Spark's GTR8502 manifold.\u003c\/li\u003e\n\u003cli\u003eTakes the GTR0501R racing link pipe later, keeping this silencer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat the Box Actually Does\u003c\/h2\u003e\u003cp\u003eA pre-silencer is not decoration and it is not only a catalyst housing. It is the first expansion chamber in the system: the exhaust pulse arrives as a sharp pressure front, the volume of the box lets it expand and lose energy, and what reaches the silencer behind is already much less violent.\u003c\/p\u003e\u003cp\u003eThat is why a system built this way can run an open racing silencer and still meet a road standard. The box has done the difficult part. Spark makes it in AISI 304 with a very thin wall, produced with current tooling, so the acoustic volume does not arrive as a weight penalty.\u003c\/p\u003e\u003ch2\u003eWhy Black, on This Bike\u003c\/h2\u003e\u003cp\u003eOn a faired motorcycle the pre-silencer never sees daylight. On a Street Triple it does — the frame is open, the tail is short, and the box sits under the seat where the eye goes.\u003c\/p\u003e\u003cp\u003eBare stainless in that position turns blue-brown after a season of heat cycles. A baked ceramic layer stays the colour it started, and unlike high-temperature paint it does not lift at the edges. A hundred and forty euros over the bare-box version buys a component that still looks deliberate after two years.\u003c\/p\u003e\u003ch2\u003eIt Is Not the End of the Range\u003c\/h2\u003e\u003cp\u003eSpark planned this kit to be changed later. Fit it now for a road-legal exhaust; if the bike becomes a track bike, the GTR0501R titanium racing link pipe replaces the box and the Grid-O carries straight over.\u003c\/p\u003e\u003cp\u003eThat is worth knowing before you compare prices with the racing kit GTR0501T. The two routes end at the same place, and this one is legal on the way.\u003c\/p\u003e\u003ch2\u003eFitment \u0026amp; Compatibility\u003c\/h2\u003e\u003cp\u003eTriumph Street Triple, 2017 through 2026 — the 660 S and the 765 R, RS and S. With the bare stainless box it is GTR0507TOM. The racing version is GTR0501T, the racing link pipe alone GTR0501R. On MY24-26 machines the SKIT112 mounting kit is required.\u003c\/p\u003e\u003ch2\u003eRoad Approval\u003c\/h2\u003e\u003cp\u003eHomologated. Spark states full compliance with Euro 4 regulations, with the catalytic converter inside the box. Whether that covers your motorcycle depends on the class it was registered under.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: GTR0507BOM\u003c\/li\u003e\n\u003cli\u003eType: 3\/4 kit, homologated\u003c\/li\u003e\n\u003cli\u003eSilencer: Grid-O, full titanium\u003c\/li\u003e\n\u003cli\u003eBox: AISI 304 stainless, black ceramic treatment, with catalytic converter\u003c\/li\u003e\n\u003cli\u003eSound level: 97 dB at 5,850 rpm with dB killer \/ 100 dB without\u003c\/li\u003e\n\u003cli\u003eRequired on MY24-26: SKIT112 mounting kit\u003c\/li\u003e\n\u003cli\u003eFitment: Triumph Street Triple (2017-2026)\u003c\/li\u003e\n\u003cli\u003eRoad approval: homologated, Euro 4\u003c\/li\u003e\n\u003cli\u003eManufacturer: Spark Exhaust Technology, Mantova, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Spark Exhaust","offers":[{"title":"Default Title","offer_id":53607242825994,"sku":"GTR0507BOM","price":916.81,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7831\/0410\/files\/674988e7ecc54_075f2d5a-f5b0-43fa-8b33-a2248d7e8cd7.png?v=1788243534","url":"https:\/\/inter-pace.com\/en-ht\/products\/spark-exhaust-grid-o-homologated-3-4-kit-black-box-triumph-street-triple","provider":"Inter-Pace","version":"1.0","type":"link"}