PPE Performance Silicone Transmission Mount 30A For 2001-2023 Chevrolet Silverado/GMC Sierra 2500 3500 Allison 1988-2003 XLH1200 Sportster or speeding across the salt

or speeding across the salt flats at low elevations

Hot oil temperatures must be kept under control

Retains lower stock airbox for OEM-like fitment

thus they handle higher spring pressures and contribute greater resistance to deflection

PPE Performance Silicone Transmission Mount 30A For 2001-2023 Chevrolet Silverado/GMC Sierra 2500 3500 Allison 1988-2003 XLH1200 Sportster or speeding across the saltUpgrade your GM Silverado or Sierra 2500 3500 with the PPE Performance Transmission Mount in Street Comfort (Purple, 30A). Factory mounts use weak rubber compounds with a high shear load design that degrades quickly under heavy duty use. The PPE mount features a complete redesign dual silicone bushings, a 30% larger steel to elastomer contact area, and a high strength steel core for long lasting durability. The 30A Purple bushing is ideal for everyday