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1987 Gn Bumper

Our 10-Second TR will be utilizing Cotton's big-boy intercooler, so the first step of the install is taking the springs off the bumper, then five 10mm bolts come off the air dam. Brian drills 1/16-1/8 holes in the bottom flap of the grill in order to take out part of it to fit the intercooler. Next, four 10mm bolts come off the radiator support cross brace.
1987 Buick GN Turbo V-6 - 10-Second TR

 Our 10-Second TR will be utilizing Cotton's big-boy intercooler, so the first step of the install is taking the springs off the bumper, then five 10mm bolts come off the air dam. Brian drills 1/16-1/8 holes in the bottom flap of the grill in order to take out part of it to fit the intercooler. Next, four 10mm bolts come off the radiator support cross brace.  View Related Article

 

 

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