0000950137-09-003432 10-Q 5 20090331 20090430 20090430 BORGWARNER INC 0000908255 3714 133404508 DE 1231 10-Q 34 001-12162 09782928 3850 HAMLIN RD. AUBURN HILLS MI 48326 2487549200 3850 HAMLIN RD. AUBURN HILLS MI 48326 BORG WARNER AUTOMOTIVE INC 19930628 10-Q 1 c50890e10vq.htm FORM 10-Q EX-10.1 2 c50890exv10w1.htm EX-10.1 EX-31.1 3 c50890exv31w1.htm EX-31.1 EX-31.2 4 c50890exv31w2.htm EX-31.2 EX-32.1 5 c50890exv32w1.htm EX-32.1