Audi A4 (B9) Bump Stop Kit Q5 as opposed to typical commercial

as opposed to typical commercial grade chrome silicon

8mm Sway Bar Rate (Position 2): 600 lb

Factory catalyst placement for maximum efficiency

2/TTRS 8S turbocharger that we the THETURBOENGINEERS Rework to make amazing performance yet still plug & play fitting with an upgrade inlet

Price includes 91 or 93 octane performance mode

Audi A4 (B9) Bump Stop Kit Q5 as opposed to typical commercialFor those who have lowered their B9 A4, we offer our shortened bump stop kit. Featuring a shorter, stiffer bump stop, this kit will allow your lowered vehicle to maintain proper travel to bump stop engagement. Most valuable for non sport A4's, sport package vehicles (A4 and S4) would also find value in a slightly improved ride quality. Read more about bump stops and our measurements here. Sold in pairs.