i leased my car as well...i have tons of goodies. i enjoy my car during the lease to it's fullest. i then remove the upgrades...and sell them for a fraction.

koni sport shocks
eibach springs
h&r wheel spacers (10mm front & 12mm rear)
hid head lights
04' slk black leather shift ****
invinca-shield/xpel 3m clear bra w/ all optional pieces
rotex gold dust free brake pads (front & rear)
k&n filters
cargo logic cargo liner
factory rear cargo cover
debadged
50% window tint
macneil/weathertech mats
macneil clear cover/license plate bracket
painted rear tow hook (black)
piaa blue foglamp bulbs
silvervision turn signal bulbs
european clear front side marker lenses
pulled fuse for rear wing activation
covercraft dustop custom fit car cover