well there are some parts that i'm using for my 1993 MB 190E
1. you can get AMG headers
2. K N air filter replacement with the old filter
3. stainless exhaust system
4. amg,remus,brabus,lorinser exhaust systems
5. light turbo for 1800CC. engine or supercharge from mosselman
6. koni and eibach,apex,sachs,amg,lorinser,brabus,h and r suspension system
7. modification of 4pots break from w124 into ur w201
8. brembo disc replacement with w201disc
9. modification of engine fan to electronic fans
10. hot wires from spitfire singlecore, twincore,tripplecore whatever...
11. super coil from spitfire or msd
i'll come up with many more
