{"product_id":"grimmspeed-subaru-2015-2021-va-wrx-sti-gentleman-s-exhaust-v2-catback-system-non-resonated","title":"GrimmSpeed Subaru 2015-2021 VA WRX\/STI “Gentleman’s Exhaust” V2 Catback System – Non-Resonated","description":"\u003ch2 data-end=\"182\" data-section-id=\"1t79w60\" data-start=\"154\"\u003eA Return to Form, Refined\u003c\/h2\u003e\u003cp data-end=\"534\" data-start=\"184\"\u003eThe GrimmSpeed Gentleman’s Exhaust is back, now redesigned to improve installation, dial in fitment, and maintain the refined tone that made the original system a go-to. Version 2 stays true to the “gentleman’s exhaust” philosophy, delivering a clean, controlled sound without the harshness or fatigue that comes with louder, less engineered systems.\u003c\/p\u003e\u003cp data-end=\"1026\" data-start=\"536\"\u003eThis updated design introduces dual-overlapping slip fit connections and a revised dual-hanger mid-pipe, giving you significantly more adjustability during install. That means better alignment, tighter sealing, and the ability to fine-tune tip positioning exactly how you want it. Internally, the mufflers have been reworked with larger perforated cores and an updated Y-splitter to improve flow, while a carefully selected packing configuration ensures the tone stays consistent over time.\u003c\/p\u003e\u003cp data-end=\"1235\" data-start=\"1028\"\u003eThe non-resonated version is for those who want a more pronounced exhaust note, especially on otherwise stock turboback setups. It adds presence without losing the refined character that defines this system.\u003c\/p\u003e\u003ch2 data-end=\"1256\" data-section-id=\"xk8niu\" data-start=\"1242\"\u003eQuick Specs\u003c\/h2\u003e\u003cul data-end=\"2079\" data-start=\"1258\"\u003e\n\u003cli data-end=\"1321\" data-section-id=\"wa1s75\" data-start=\"1258\"\u003e\u003cp data-end=\"1321\" data-start=\"1260\"\u003e304 stainless steel construction for all exhaust components\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1376\" data-section-id=\"vjyqn4\" data-start=\"1322\"\u003e\u003cp data-end=\"1376\" data-start=\"1324\"\u003e409 stainless steel double-overlap slip fit clamps\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1433\" data-section-id=\"qc8khb\" data-start=\"1377\"\u003e\u003cp data-end=\"1433\" data-start=\"1379\"\u003eTIG welded construction for strength and consistency\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1510\" data-section-id=\"1eui5ny\" data-start=\"1434\"\u003e\u003cp data-end=\"1510\" data-start=\"1436\"\u003eCustom mufflers with twin-tube perforated core design for increased flow\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1600\" data-section-id=\"1dxi3wu\" data-start=\"1511\"\u003e\u003cp data-end=\"1600\" data-start=\"1513\"\u003eUpdated internal Y-splitter and long-life packing material to maintain tone over time\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1631\" data-section-id=\"1iy6c8o\" data-start=\"1601\"\u003e\u003cp data-end=\"1631\" data-start=\"1603\"\u003eQuad 3.5-inch exhaust tips\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1698\" data-section-id=\"v7k4da\" data-start=\"1632\"\u003e\u003cp data-end=\"1698\" data-start=\"1634\"\u003eNon-resonated configuration for a more aggressive exhaust note\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1795\" data-section-id=\"vdq46j\" data-start=\"1699\"\u003e\u003cp data-end=\"1795\" data-start=\"1701\"\u003eDual-overlapping stainless steel slip fit connections for improved sealing and adjustability\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1864\" data-section-id=\"1g9wwr6\" data-start=\"1796\"\u003e\u003cp data-end=\"1864\" data-start=\"1798\"\u003eDual-hanger mid-pipe design for chassis-specific fitment dialing\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"1945\" data-section-id=\"1f0smxc\" data-start=\"1865\"\u003e\u003cp data-end=\"1945\" data-start=\"1867\"\u003eStainless steel braided flex section for compatibility across exhaust setups\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2028\" data-section-id=\"q82yx5\" data-start=\"1946\"\u003e\u003cp data-end=\"2028\" data-start=\"1948\"\u003eIncludes polyurethane exhaust hangers for added stability and reduced movement\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2079\" data-section-id=\"1sf7gmc\" data-start=\"2029\"\u003e\u003cp data-end=\"2079\" data-start=\"2031\"\u003eIncludes 304 stainless steel 2-bolt MLS gasket\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 data-end=\"2492\" data-section-id=\"1dixaz0\" data-start=\"2482\"\u003eFitment\u003c\/h2\u003e\u003cul data-end=\"2569\" data-start=\"2494\"\u003e\n\u003cli data-end=\"2531\" data-section-id=\"1g1v4zp\" data-start=\"2494\"\u003e\u003cp data-end=\"2531\" data-start=\"2496\"\u003e2015–2021 Subaru WRX (VA Chassis)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2569\" data-section-id=\"sv9zue\" data-start=\"2532\"\u003e\u003cp data-end=\"2569\" data-start=\"2534\"\u003e2015–2021 Subaru STI (VA Chassis)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 data-end=\"2106\" data-section-id=\"9ryk6m\" data-start=\"2086\"\u003eWhat’s in the Box\u003c\/h2\u003e\u003cul data-end=\"2475\" data-start=\"2108\"\u003e\n\u003cli data-end=\"2134\" data-section-id=\"18uzb9l\" data-start=\"2108\"\u003e\u003cp data-end=\"2134\" data-start=\"2110\"\u003e2x GrimmSpeed Mufflers\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2159\" data-section-id=\"1ollfb6\" data-start=\"2135\"\u003e\u003cp data-end=\"2159\" data-start=\"2137\"\u003e1x GrimmSpeed Y-Pipe\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2200\" data-section-id=\"k069wo\" data-start=\"2160\"\u003e\u003cp data-end=\"2200\" data-start=\"2162\"\u003e1x GrimmSpeed Non-Resonated Mid-Pipe\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2273\" data-section-id=\"1yjleia\" data-start=\"2201\"\u003e\u003cp data-end=\"2273\" data-start=\"2203\"\u003e2x 2.5” Stainless Steel Double Overlap Slip Fit Clamps with Hardware\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2343\" data-section-id=\"15s2hvc\" data-start=\"2274\"\u003e\u003cp data-end=\"2343\" data-start=\"2276\"\u003e1x 3” Stainless Steel Double Overlap Slip Fit Clamp with Hardware\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2379\" data-section-id=\"10e9wct\" data-start=\"2344\"\u003e\u003cp data-end=\"2379\" data-start=\"2346\"\u003e1x GrimmSpeed 2-Bolt MLS Gasket\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2396\" data-section-id=\"15bukdk\" data-start=\"2380\"\u003e\u003cp data-end=\"2396\" data-start=\"2382\"\u003e2x M10 Bolts\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2412\" data-section-id=\"1g8wn02\" data-start=\"2397\"\u003e\u003cp data-end=\"2412\" data-start=\"2399\"\u003e2x M10 Nuts\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2451\" data-section-id=\"28jr8g\" data-start=\"2413\"\u003e\u003cp data-end=\"2451\" data-start=\"2415\"\u003e2x GrimmSpeed License Plate Frames\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-end=\"2475\" data-section-id=\"lp4khh\" data-start=\"2452\"\u003e\u003cp data-end=\"2475\" data-start=\"2454\"\u003e1x GrimmSpeed Decal\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":44292471455843,"sku":"GRM.1025.1.0","price":4970.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/8848\/2659\/files\/GRM1025xo.jpg?v=1782446934","url":"https:\/\/www.speedscience.co.nz\/products\/grimmspeed-subaru-2015-2021-va-wrx-sti-gentleman-s-exhaust-v2-catback-system-non-resonated","provider":"Speed Science","version":"1.0","type":"link"}