Yes, you can keep the factory head unit.

Its not all that bad to be honest.

Its definitely not the weak link in the system.

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2001 Alpine / Schwartz Coupe
2001 Estoril / Estoril Coupe
2001 Steel Grey / Estoril Coupe
1999 Estoril / Estoril Coupe

Sunroofs are for girls.