As Winkosmosis mentioned, I think the most bang for the buck will be a Kammback roof extension. Add to that rear wheel skirts and a belly pan and you are set!
In my case, the roof extension and rear wheel skirts reduced fuel consumption by 7% at 70km/h and 8% at 100km/h.
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e·co·mod·ding: the art of turning vehicles into what they should be
What matters is where you're going, not how fast.
"... we humans tend to screw up everything that's good enough as it is...or everything that we're attracted to, we love to go and defile it." - Chris Cornell
[Old] Piwoslaw's Peugeot 307sw modding thread
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