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Looking for aftermarket parts to modify or upgrade your 2003 Chevrolet Trailblazer EXT with hoses? At Tunersports.com we carry a huge selection of the top name brand performance hose parts and accessories.
 OUT OF STOCK 22651Gates 02-09 Chevrolet Trailblazer 6-Cyl. 4.2L Lower Molded Coolant Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $56.38 |
 OUT OF STOCK 22652Gates 02-09 Chevrolet Trailblazer 6-Cyl. 4.2L Upper Molded Coolant Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $40.01 |
 OUT OF STOCK 22753Gates 03-06 GMC Envoy V-8 5.3L Upper Molded Coolant Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $61.80 |
 OUT OF STOCK 22754Gates 03-09 GMC Envoy V-8 5.3L Lower Molded Coolant Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $66.26 |
 OUT OF STOCK 18453Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Tee To Eng. Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $43.11 |
 OUT OF STOCK 18797Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Pipe-1 To Eng. Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $51.17 |
 OUT OF STOCK 18844Gates 03-09 GMC Envoy V-8 5.3L Heater To Pipe-1 Molded Heater Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $62.16 |
 OUT OF STOCK 18846Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Pipe-3 To Valve Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $56.80 |
 OUT OF STOCK 18856Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Tee To Intake Manifold Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $58.89 |
 OUT OF STOCK 18952Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Heater To Tee Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $54.51 |
 OUT OF STOCK 19178Gates 99-04 Honda Odyssey V-6 3.5L Tee To Intake Manifold Molded Heater Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $61.84 |
 OUT OF STOCK 19193Gates 97-03 Ford F Series V-8 5.4L Heater To Pipe-1 Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $46.85 |
 OUT OF STOCK 19700Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Eng. To Heater Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $46.85 |
 OUT OF STOCK 19806Gates 02-05 Chevrolet Trailblazer 6-Cyl. 4.2L Heater To Valve Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $45.56 |
 OUT OF STOCK 28466Gates Cut to Fit 90 Degree Molded Heater Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $40.07 |
 OUT OF STOCK 28469Gates 03-13 Chevrolet Silverado V-6 4.3L Heater To Eng. 90 Degree Molded Heater Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2005 Chevrolet Trailblazer EXT LT 2003-2005 Chevrolet Trailblazer EXT LS $41.55 |
 IN STOCK 28474Gates Cut to Fit 90 Degree Molded Heater Hose 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $35.39 |
 OUT OF STOCK HHA148Gates 99-06 Chevrolet Silverado V-8 5.3L Coolant Air Bleed Crossover Pipe Heater Hose 2003-2004 Chevrolet Trailblazer EXT LS / LT / North Face $102.67 |
 OUT OF STOCK EMH032Gates 02-09 Chevrolet Trailblazer 6-Cyl. 4.2L Valve Cover To Intake Tube Emission Control Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $34.54 |
OUT OF STOCK EMH699Gates 02-09 Chevrolet Trailblazer 6-Cyl. 4.2L PCV Valve To Intake Emission Control Hose 2002-2004 Chevrolet Trailblazer EXT North Face 2002-2006 Chevrolet Trailblazer EXT LT 2003-2006 Chevrolet Trailblazer EXT LS $36.44 |
 IN STOCK - DROPSHIPS 15730LKLine kit for custom LS throttle body plate brackets (pn 15731)... Nitrous Express Line Kit for 15730 LS Solenoid Bracket (Driver Side Throttle Body) 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $83.23 |
 IN STOCK - DROPSHIPS 15731LKLine kit for custom LS throttle body plate brackets (pn 15730)... Nitrous Express Line Kit for 15731 LS Solenoid Bracket (Passenger Side Throttle Body) 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $83.23 |
 IN STOCK - DROPSHIPS 15770-1LKWant that high end custom install look without the hassle and expense of making custom brackets and lines? Theses custom mounting brackets and line kits make your nitrous install quick and easy while looking clean and attractive. (Solenoids not included)... Nitrous Express Line Kit for 15770 Solenoid Bracket w/3 Bolt Plate 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $81.54 |
SHIPS FROM MANUFACTURER 15770-2LKWant that high end custom install look without the hassle and expense of making custom brackets and lines? Theses custom mounting brackets and line kits make your nitrous install quick and easy while looking clean and attractive. (Solenoids not included)... Nitrous Express Line Kit for 15770 Solenoid Bracket w/4 Bolt Plate 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $81.54 |
SHIPS FROM MANUFACTURER 15770-3LKWant that high end custom install look without the hassle and expense of making custom brackets and lines? Theses custom mounting brackets and line kits make your nitrous install quick and easy while looking clean and attractive. (Solenoids not included)... Nitrous Express Universal Line Kit for 15770 Solenoid Bracket 2003-2004 Chevrolet Trailblazer EXT North Face 2003-2006 Chevrolet Trailblazer EXT LS / LT $81.54 |