Quote:
Originally Posted by tonystewart
I installed a K&N Cone Style filter to my 1984 300D over 10 years ago. Improved throttle response and fuel economy.
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I did the same recently. Engine has a growwwwllll to it when accelerating. Fuel economy up about 2 or 3 mpg. eBay has some sellers who have this sort of thing -- search for 300sd air intake or soemthing like that.