SPC Performance AL SHIMS 3X6 X 0.5 deg.(6) - 10505 fits_1999-2004`Audi`A6 these air ducts can be

these air ducts can be installed without the need for additional components or upgrades to the stock system and do not require a tune

5 decibels difference with the sound tuner open

The 54-13015S Dynamic Air Scoop fits the factory systems

Installation requires removal of the upper ball joint stud nut

SPC Performance AL SHIMS 3X6 X 0.5 deg.(6) - 10505 fits_1999-2004`Audi`A6 these air ducts can beThese economical over the road heavy duty truck axle shims a re our lowest cost option. With average compression strength and hardness these shims are available in a large variety o f sizes and offer the technician a cost effective means to c orrect caster on over the road trucks and trailers. NOTE: Or dering one Part Number supplies Six Shims in a box. When pla cing order spring pad length and width are needed. California Residents WARNING Product