Hi Guys

Can you help me with choosing which brands and stores should I get for :

Brakes - pads and rotors ( front and back).
transmission cooler lines.
transmission pan gasket.
Valve cover gaskets.
Oil filter, Fuel filter.

Which motor oil should I use for CA climate ?

Thank you guys.

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1984 928S
1991 BMW 850 6 speed
1991 BMW 850 Automatic
1986 Mercedes 560 SEC
1988 BMW E30 Convertible manual