Home Products combine parts john deere engine horsepower modules 9760STS, 9770STS 9760STS, 9770STS 2 Available Products SALE P5140 - Horsepower Module For 4.5L, 6.8L, 8.1L, 9.0L engine w/Nippondenso common rail. ... SALE P5145 - Horsepower Module For 9.0L Tier III engine. ... 2 Available Products