Acura Integra AEM Engine Position Module (EPM) 991 GS had the option of leather interior.For 1992, Acura added the GS-R trim level (DB2 chassis code), powered by a variant of the very successful B16A engine, called the B17A1, which was only available in USDM (United States Domestic Market) models. The difference between the B16A and B17A1 is the deck height and compression ratio and its displacement, the B17A1 is a 1678 cc engine. It featured a VTEC system, as found in the then-new NSX, bumping output to 160 hp (119.3 kW) and a 8000 rpm redline. The transmission shared the YS1 code from the base models, but was only slightly taller in gear

AEM Engine Position Module (EPM) [citation needed]Honda debuted the second generation Integra in 1989 as a 1990 model, now powered by a new 1.8 L engine (B18A1) making 130 hp (140 hp 1992-1993), giving the model a necessary boost in performance. The three-door hatchback (DA9 chassis code) continued to be available, but the 5-door hatchback was discontinued due to poor market reception and was replaced by a more conventional 4-door sedan body style (DB1 chassis code).Trim levels for 1990 and 1991 included the RS (base model), LS, LS Special, and a new GS trim level that featured anti-lock brakes, a first for the Integra. The 1