Bilstein B6 4600 Shock (Front) - Ford / F-250 Super Duty / F-350 Super Duty F-450 Super Duty / F-550 Super DutyBilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUVs. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B6 4600 shock absorbers are tuned for each specific application to ensure optimal performance is

water pump

As a result of the generally lower back pressure of the complete intercooler system (see diagram) and the short charge air distance the overall response could be significantly improved

OE Part # 11157510750 / 11-15-7-510-750 / 11 15 7 510 750

They are suitable for operating pressure up to 300psi

Rear Outer CV boot kit

9-level performance damping adjustable shocks Modifications Required: Trimming of upper control arms & upper mounts

Drilling into the bumper is not required for install

The hole leading into the secondary pipe is enlarged to equalize pressure in the center muffler – reducing chances of it cracking

Precision-machined Contacts

after tempering

More Power (with intake): Max gains of +12 HP and +13 lb-ft TRQ

1K1-423-055-K / 1K1423055 K / 1K1 423 055 K / 1K1423055K