Infiniti QX56 AEM Brute Force Intake d service due to its low-range four wheel drive system and 8.3 inches (211 mm) of ground clearance.The QX4 received its first major update in 2001, with a completely new VQ series engine (also in G35 and FX35) increasing its power from a relatively weak 168 horsepower (125 kW) to a comparative 240 hp (179 kW) V6 engine. The displacement went from 3.3 L to 3.5 L. The timing belt was replaced with a timing chain, and the more reliable ignition distributor was replaced with a problematic individual coil ignition system.This 2001 facelift also gave the QX4 an updated exterior and interior body sty

AEM Brute Force Intake The Infiniti QX4 is a mid-size sport utility vehicle (SUV) introduced in 1997 as a rebadged Nissan Pathfinder. It was released a year after Acura's introduction of the SLX and Lexus's larger LX 450. The QX4 was Infiniti's first entry into the SUV market segment.In the North American market, it was marketed as the Infiniti QX4 while in Japan it was sold as the Nissan Terrano Regulus. Major differences between these vehicles and the Pathfinder include a more advanced four wheel drive system, a more upscale interior, and unique styling. Although marketed as a luxury vehicle, it is capable off-roa