aFe Power is now offering the exclusive Euro MAF tube?upgrade for the BMW M3 (E36) 1996-1999 with L6-3.2L S52 engine. This upgrade?tube retains the ASC throttle body when upgrading to a 3.5"?Euro MAF sensor. Constructed of polyurethane for strength and durability, this tube upgrade is engineered?to increase air flow and velocity by controlling the air intake dynamics. ?It will work?flawlessly with aFe?s P/N: 51/54-12392 but can also be used to replace the factory intake elbow on the OE air intake system. This simple upgrade?requires no cutting or drilling for a?hassle-free installation.?Order Now (P/N 54-12399) Magnum FORCE Torque Booster Tube BMW M3 (E36) 96-99 L6-3.2L S52 Polyurethane; W/ Euro MAF & ASC option; Direct Bolt-On; All Hardware; Upgrade for 51/54-12392; No Cutting or Drilling on OEM Parts BMW M3 (E36) 1996-1999 L6-3.2L (EURO MAF)