12497747 Pewter Front vinyl floor mats $32.90
12497716 Pewter rear vinyl floor mats $25.20
12497762 All 4 Doors VENTVISOR $50.40
12497616 Front End Cover/Bug Deflector$35.00
12497680 clear anodized Side Steps$300.30
12497681 black anodized Side Steps$300.30
12497610 Front Splash Guards Bravada Logo $20.30
12497611 Rear Splash Guards Bravada Logo $15.40
Additionally http://www.ventshade.com has some bug deflectors for the Bravada that come in matching paint colors.
Part No: 25257-11 Description: Bugflector II; Stone & Bug Deflector; Light Pewter
Also, http://www.macneil.com/main.asp have some ventvisors called WeatherFlectors that fit into the window channel instead of sticking to your paint job with 3M tape.
Set: Front & Rear Set
Part No: 72278 Price $79.95 Shipping $9.00
For Brush Guards and Tail light guards see Manik Motors Inc. at http://www.manik.com the SP at the end of the item numbers designates Stainless Steel, for black omit the SP.
168250SP 2002 Oldsmobile Bravada 2/4 TBA Front Bar 1-Piece
168259SP 2002 Oldsmobile Bravada 2/4 RT2 Taillight Guards 3/4" Tube Style
This is what I've found so far, and it took me a little while to find it all. If you've got any questions let me know.