Pair of 2 Spring Coupler 2.25" ID | Spring Spacer Bearing

Hyperco HS250 2.50" ID Helper Spring

Eibach HELPER225 Helper Spring - Dia. 2.25 in | Len: 3.00 in | Rate: 12 lbs/in

Fits BMW X3 2004 2005-2010 L6 2.5L 3.0L 1 Pair Rear Left & Right Coil Springs

Stance Suspension Helper Springs 65MM 2.5" ID - 1.5kg / 52mm - PAIR

MOOKEEH Coilover Helper Springs For 6" Tall 2.5" Diameter Springs

Hyperco HS60MM 60mm ID Helper Spring

NGK (4091) R5671A-7 Racing Spark Plug - Set of 4