{"product_id":"prl-motorsports-n1-single-exit-exhaust-22-26-civic-integra-15t","title":"PRL N1 Single Exit Exhaust for 22-26 Civic\/Integra 1.5T","description":"\u003cul\u003e\n\u003cli\u003eSingle Exit, N1 Style Exhaust \u003c\/li\u003e\n\u003cli\u003eFits Integra Base\/ASpec, Civic Sedan and Hatchback Models \u003c\/li\u003e\n\u003cli\u003e3.0\" Diameter Exhaust Piping \u003c\/li\u003e\n\u003cli\u003eWorks with CVT and 6 Speed Transmissions \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- split --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli\u003e\u003ca class=\"active\" href=\"#Description\"\u003eDescription\u003c\/a\u003e\u003c\/li\u003e\n \u003cli\u003e\u003ca href=\"#VehicleFitment\"\u003eVehicle Fitment\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\n\n\u003cli class=\"active\" id=\"Description\"\u003e\n\u003ch3\u003ePRL Motorsports N1 Single Exit Exhaust (HC11-EX-N1) - 2022+ Civic \u0026amp; 2023+ Integra\u003c\/h3\u003e\n\n\u003cp\u003eHonda built the 11th gen to be quiet, which suits the commute and undersells the car. This N1 system is 3\" mandrel bent 304 stainless with a single exit, one resonator and one muffler, tuned to sound aggressive without the highway drone that makes most aftermarket exhausts wear out their welcome. No ECU calibration required.\u003c\/p\u003e\n\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/eFrjlbID0yQ\" title=\"PRL N1 Exhaust sound - 11th gen Civic\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\n\n\u003ch4\u003eDrone Is Why People Regret Exhausts\u003c\/h4\u003e\n\n\u003cp\u003eWorth explaining, because it's the thing that determines whether you still like this in a year.\u003c\/p\u003e\n\n\u003cp\u003eDrone is a resonance problem. At certain engine speeds, usually right where you sit on the highway, exhaust pulses reinforce each other and produce a low frequency boom inside the cabin. It's not loudness exactly, it's a pressure you feel in your ears and your chest, and it gets exhausting on a long drive.\u003c\/p\u003e\n\n\u003cp\u003ePlenty of exhausts sound great in a parking lot and become unbearable at 70mph. That's why people buy a system, love it for a month, and then start looking at resonators.\u003c\/p\u003e\n\n\u003cp\u003ePRL calculated tubing length, bend placement, and component positioning specifically to avoid that resonance, and they run both a resonator and a muffler rather than deleting one to save cost. The result is a system you can use on a road trip.\u003c\/p\u003e\n\n\u003ch4\u003eSingle Exit Is A Deliberate Choice\u003c\/h4\u003e\n\n\u003cp\u003eNot a compromise, and worth understanding why.\u003c\/p\u003e\n\n\u003cp\u003eA single exit keeps weight down and cost down compared to a dual system, and on a four cylinder it's the more efficient arrangement anyway. You're not splitting flow between two paths that each end up smaller than the single one they replaced.\u003c\/p\u003e\n\n\u003cp\u003eStraight 3\" through the whole system means less backpressure and better flow than the factory setup, without the added weight hanging off the back of the car.\u003c\/p\u003e\n\n\u003ch4\u003eThe Details That Affect Longevity\u003c\/h4\u003e\n\n\u003cp\u003eThree decisions PRL made that you'll appreciate later.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSlip-fit connections.\u003c\/strong\u003e Aside from the 3-bolt front pipe flange, everything slips together. That means you can adjust tip position and alignment during install rather than living with wherever a welded system happens to land.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eClamped hanger rather than welded.\u003c\/strong\u003e The muffler hangs from a clamp assembly instead of a welded-on tab. Welded hangers are a stress point that eventually cracks, and when one does you're replacing or repairing a muffler. A clamp is adjustable, serviceable, and doesn't introduce that failure point.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBack-purged TIG welds.\u003c\/strong\u003e Back purging floods the inside of the joint with inert gas while welding so the weld doesn't oxidize on the back side. It's an extra step a lot of manufacturers skip, and it's the difference between a weld that stays sound and one that becomes a corrosion point from the inside out.\u003c\/p\u003e\n\n\u003ch4\u003eSome Cars Need The Bumper Cutout Deleted\u003c\/h4\u003e\n\n\u003cp\u003eCheck this before install day.\u003c\/p\u003e\n\n\u003cp\u003eDepending on your trim and year, the driver side rear bumper may have an exhaust cutout that needs deleting for this system to sit correctly.\u003c\/p\u003e\n\n\u003cp\u003eNot every car requires it, but worth confirming what your bumper looks like against the product photos so you know what you're dealing with before the old exhaust comes off.\u003c\/p\u003e\n\n\u003ch4\u003ePair It With A Front Pipe\u003c\/h4\u003e\n\n\u003cp\u003eWhere this system really opens up.\u003c\/p\u003e\n\n\u003cp\u003eA cat-back is the last section of the exhaust. Everything ahead of it still flows the way Honda designed, which means the factory front pipe becomes the restriction once you've freed up what's behind it.\u003c\/p\u003e\n\n\u003cp\u003eAdding a \u003ca href=\"https:\/\/www.hybrid-racing.com\/collections\/front-pipe\" target=\"_blank\" rel=\"noopener noreferrer\"\u003e3\" front pipe\u003c\/a\u003e gives you a consistent 3\" path from the turbo back, and that's where the meaningful flow gains are. We stock several options at different price points, so it's worth seeing what suits your build before you commit.\u003c\/p\u003e\n\n\u003cp\u003eThe N1 works well on its own. It works considerably better as part of the full path.\u003c\/p\u003e\n\n\u003ch4\u003eNo Tune Required\u003c\/h4\u003e\n\n\u003cp\u003eExhaust changes what leaves the engine rather than how fuel is metered going in, so the factory calibration remains correct. Fit it and drive.\u003c\/p\u003e\n\n\u003ch4\u003eWhat's In The Kit\u003c\/h4\u003e\n\n\u003cul\u003e\n    \u003cli\u003e3.00\" mandrel bent 304 stainless tubing, 16 gauge (.065\")\u003c\/li\u003e\n    \u003cli\u003e(1) Stainless steel N1-style muffler\u003c\/li\u003e\n    \u003cli\u003e(1) Stainless steel resonator\u003c\/li\u003e\n    \u003cli\u003e(1) Muffler clamp hanger assembly\u003c\/li\u003e\n    \u003cli\u003ePremium hardware and gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\n\u003cp\u003e2022-2026 Honda Civic 1.5T and 2.0L\u003cbr\u003e2023-2026 Acura Integra 1.5T\u003c\/p\u003e\n\n\u003cp\u003eAll non-Type R trims including LX, Sport, EX, and Si, plus Integra Base and A-Spec. Covers CVT, six-speed manual, right-hand drive, and international variants. Part number HC11-EX-N1.\u003c\/p\u003e\n\n\u003cp\u003eSome models may require driver side rear bumper exhaust cutout delete.\u003c\/p\u003e\n\n\u003ch4\u003eWho Should Run This Exhaust\u003c\/h4\u003e\n\n\u003cp\u003eThis is for the owner who wants the car to sound like something without dreading the highway. Full 3\" stainless, a resonator and muffler both doing their jobs, and welds and hangers built to last rather than to hit a price. Pair it with a front pipe when you're ready, and enjoy an exhaust you still like next summer.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e 2022-2026 Honda Civic 1.5T and 2.0L (non-Type R), 2023-2026 Acura Integra 1.5T. All variants including Si, CVT, 6MT, RHD, and international. \u003cstrong\u003ePart number:\u003c\/strong\u003e HC11-EX-N1. \u003cstrong\u003eConstruction:\u003c\/strong\u003e 3.00\" 16 gauge 304 stainless, mandrel bent, TIG welded and back purged. \u003cstrong\u003eIncludes:\u003c\/strong\u003e N1-style muffler, resonator, muffler clamp hanger assembly, hardware and gasket. \u003cstrong\u003eTuning:\u003c\/strong\u003e no ECU calibration required. \u003cstrong\u003eNote:\u003c\/strong\u003e some models require driver side rear bumper exhaust cutout delete.\u003c\/p\u003e\n\u003c\/li\u003e\n\n \n\u003cli id=\"VehicleFitment\"\u003e\n \u003cp\u003e2023-2026 Acura Integra Base\/ASpec\u003cbr\u003e2022-2026 Honda Civic Si\/Sport\/EX\/Sport Touring\u003c\/p\u003e \n\u003c\/li\u003e\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\u003c\/ul\u003e\n","brand":"PRL Motorsports","offers":[{"title":"Default Title","offer_id":47621859803170,"sku":"PRL-HC11-EX-N1","price":840.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2218\/5701\/files\/PRL-HC11-EX-N1_bizo.jpg?v=1789592983","url":"https:\/\/www.hybrid-racing.com\/products\/prl-motorsports-n1-single-exit-exhaust-22-26-civic-integra-15t","provider":"Hybrid Racing","version":"1.0","type":"link"}