{"product_id":"greddy-supreme-sp-cat-back-exhaust-1988-1991-honda-civic","title":"Greddy Supreme SP Cat-Back Exhaust 1988-1991 Honda Civic","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e10158220 - Honda Civic 88-91 Supreme SP cat-back\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe highly anticipated GReddy Supreme SP cat-back for the 1988-91 Honda Civic hatchback has made its return with key improvements.  Larger 2.5\" (63.5mm) diameter mandrel-bent piping carefully follows an OEM EF-Civic layout and incorporates pre-resonated mid-pipe and longer straight-though SP oval muffler.  This classic configuration, with single 2.5\" inlet to dual 2.5\" outlet piping to 3\" double-wall GReddy tips, makes for the classic GReddy looks and sound, that nostalgic Honda owners have been searching for.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e* This 10158220 application is specifically designed for the 88-91 EF Civic with a USDM rear bumper, however the 88-91 EF CRX system (10158221) with our special (10158222) adapter will fit the CRX cat-back to an EF Civic with a JDM bumper. \u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eChassis\u003c\/strong\u003e:  1988-91 EF Civic hatchback (*\u003cspan\u003e\u003cem\u003eUSDM Bumper only\u003c\/em\u003e\u003c\/span\u003e)\u003cbr\u003e\u003cstrong\u003eType\u003c\/strong\u003e:   large diameter cat-back\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of pieces\u003c\/strong\u003e:  1\u003cbr\u003e\u003cstrong\u003ePiping\u003c\/strong\u003e:   2.5\" - 2x 2.5\"\u003cbr\u003e\u003cstrong\u003eTips\u003c\/strong\u003e:   3.0\"\u003cbr\u003e\u003cstrong\u003eGasket\u003c\/strong\u003e(s):    2x 2.5\"\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e:  TBA lbs\u003c\/p\u003e","brand":"Greddy","offers":[{"title":"Default Title","offer_id":58517869330735,"sku":"10158220","price":1135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/8749\/files\/ScreenShot2026-09-21at3.13.35PM.png?v=1790028897","url":"https:\/\/www.darksidemotoring.com\/products\/greddy-supreme-sp-cat-back-exhaust-1988-1991-honda-civic","provider":"Darkside Motoring","version":"1.0","type":"link"}