911 Design
5235 State Street
Montclair, CA 91763
Loren Beggs (909) 627-1276
loren@nine11design.com

GMG Racing
3210 S. Shannon St.
Santa Ana, CA  92704
(714) 432-1582
fabryce@gmgracing.com

Proton Motorsports
1162 14th St
Los Osos, CA  93402
Steve Willie (805) 215-0243

AASE Motors
2017 W. Commonwealth Unit G
Fullerton, Ca 92833
Jeff Erickson (714) 992-2283
aasemotors@aol.com

Guy's Car Care
850 Capitolio Way
San Luis Obispo, CA 93401
(805) 545-9323
porscheguy@digitalputty.com

Racer's Group
29181 Arnold Dr.
Sonoma, CA 95476
Kevin Buckler (707) 935-3999
info@theracersgroup.com

AIR Power Racing
5860 Harrison Blvd.
S. Ogden, UT  84403
Les Long (801) 475-9380
les@airpowerracing.com

Haus of Performance
3198-L Airport Loop Dr.
Costa Mesa, CA 92626
Frank Hanrahan (714) 545-2755
frank@hausofperformance.com

RPM
10050 6th St. #E
Rancho Cucamonga, CA 91730
Randy Beck (909) 948-3468
beckgt1@netzero.net

Ball Motorsports
Rick Lewis (619) 474-6431
by appointment only
jball@ballauto.com

Hergesheimer Motorsports
20612 Canada Road
Lake Forest, Cal. 92630
Mark Hergesheimer (949) 458-7223
motorsport@hergesheimer.com

S-CAR-GO
533 Irwin Street
San Raphael, CA 94901
Rob King (415) 485-6026
robking@scargoracing.com

Black Forest
8066 Engineer Rd.
San Diego, CA 92111
John Rickard (619) 292-1192
blackforestauto@sbcglobal.net

John Dayton Enterprises
2765 Rose Ave
Signal Hill, CA 90806
John Dayton (562) 424-0024
johndaytonent@aol.com

Schneider Autohaus
2703 De La Vina Street
Santa Barbara, CA 93105
Henry Hinck (805) 962-8015
henry@schneiderautohaus.com

Callas Rennsport
19080 Hawthorne Blvd
Torrance, CA 90503
Tony Callas (310) 370-7038
tony@callasrennsport.com

John Tunnicliffe
1991 Stagecoach Rd.
Paso Robles, CA  93446
John Tunnicliffe (805) 712-8730
jatunny@sbcglobal.net

Scotts Porsche
705 Civic Center Dr.
National City, Ca. 91950
Ken Rumbaugh (619) 474-5588
scottsporsche@cox.net

Carl's Place
3043 Meade Avenue
Las Vegas, NV 89102
Tony Mazzagatti (702) 876-7982
carlinc@intermind.net

Mirage International
8448 Miracrest Place Ste. F
San Diego, CA  92121
Jae Lee (858) 581-1101
jae@mirageintl.com

Stuttgart Automobile Service
19841 Valley Blvd.
Walnut, CA 91789
Carlos Granados (909) 595-1936
stuttgartsvc@earthlink.net

European Motorsports
2588 Progress St. #11
Vista, Cal. 92083
Joe Vampola (858) 599-9307
emsports@earthlink.net

NARW
7355 Canby Avenue
Reseda, CA91335
Klaus Holthaus (818) 881-1222
info@narw.com

Steve's Independent Porsche
120 W. Lincoln Ave.
Orange, CA 92665
Steve Avens (714) 637-1234
steve556@aol.com

Factory Werks
15631 Graham St. Unit C
Huntington Beach, CA 92649
Gary Topal (714) 373-4828
gary@factorywerks.com

Otto's
707 Hampton Drive
Venice, CA 90291
John Williamson (310) 399-3221
otto@ottosvenice.com

Suspension Specialties
19056 Hawthorne Blvd.
Torrance, CA 90503
Steve Alarcon (310) 991-3930
suspspec3@aol.com

Game-Face Motorsports
601 East Lambert Rd.
La Habra Cal. 90631
Sergio Nardi (562) 694-3880
pocracr@verizon.net

Overseas Auto Works
5789 Quiroz Dr.
Riverside, Ca. 92509
James Johnston (909) 685-8626
apples4deb@aol.com

Tech Trix Motorsports
Anaheim, CA, 92802
By appointment only
Michael Essa (310) 901-6522
michael@techtrixmotorsports.com

GAS - German Auto Specialties
1830 W. 11th St. Unit G
Upland, CA 91786
Kevin Roush (909) 985-2909
kroush2001@aol.com

Precision Motion/Kravig Eng.
2805 Chicago Ave.
Riverside, CA 92507
Don Kravig (951) 784-0425
precisionmotion@sbcglobal.net

TRE Automotive
15854 Strathern St.
Van Nuys, CA 91405
Dave Bouzaglou (818) 909-9220
info@tremotorsports.com

G. D. Racing
1172 Montgomery Ave.
San Bruno, CA 94066
Gary Dielacher (415) 742-9322
inquiries@gdracing.com

Precision Motor Werks
930 E. Orangethorpe Suite F
Anaheim, CA 92801
Greg Brown (714) 879-9072
gregbbrd@aol.com

Vision Motorsports Inc.
22681 Granite Way
Laguna Hills, CA 92653
Dwain DeMent (949) 770-2888
dwain@visionmotorsports.com

Premier Sportscar Service
4005 West Dewey Dr.
Las Vegas, NV  89118
Kent Moore (702) 649-8267
kmrace1@aol.com

Werks II
918 Chestnut St.
Burbank, Cal. 91506
Galen Bieker (818) 845-2530
sales@werks2.com