Performance Air Intake For Oldsmobile Cutlass/Chevrolet Lumina (1991-1993) With 3.4L V6 Engine BlackIncrease Throttle Response for your 3. 4L LQ1 Twin Dual Cam Chevrolet Lumina & Oldsmobile Cutlass Who Its For: Designed specifically for 1991 1993 GM W Body owners running the high revving LQ1 Twin Dual Cam engine. Whether you are preserving a Lumina Z34 or an Oldsmobile Cutlass International Series, this is for the driver who wants to hear those dual overhead cams breathe. The Problem: The LQ1 Twin Dual Cam engine was a marvel of 90s engineering, but