aFe Magnum SHIELD Pre-Filter (28-10233) 17785 but featured one of the

but featured one of the finest internal baffling systems we ve seen from an OE tank to date

Raises RPM limiter on manual transmission models

Dual Stage Offers Twice the Protection

0 1990 Audi 80 Engine: 2

aFe Magnum SHIELD Pre-Filter (28-10233) 17785 but featured one of theMagnum Shield Pre Filter (28 10233) by aFe. aFe Magnum Shield Pre Filters protect your performance air filter and extends your filter cleaning intervals by removing large particles from the air stream prior to the air filter. This pre filter does not restrict air flow and is made of a dry weave fabric that does not attract dirt and cleans with soap and water. aFe (Advanced Flow Engineering, Inc.) manufactures performance products for late model cars,