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Serving the racer since 1969

1-800-959-7757 (US only)

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2865 Gundry Ave, Signal Hill, CA 90755

Phone: 562.427.2375 Fax: 562.426.5264

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HPS Silicone Straight Reducer Hose

Silicone hose is NOT compatible with fuel or oil. Silicone hose is compatible with Coolant.

  • Technical Specifications:
  • Temperature Range:- 65 deg. F to + 350 deg. F (177 deg. C)
  • Standard Color: Black
  • Reinforced Layer: 4-ply
  • Sizes: Available in Standard and Metric Sizes
SKU Bore > Bore Hose ID Length Reinforced Layer Price
HTSR-031-050-BLK 5/16/" > 1/2" (8mm > 13mm) 3" 4-Ply $12.60
HTSR-038-050-BLK 3/8/" > 1/2" (9.5mm > 13mm) 3" 4-Ply $12.60
HTSR-050-062-BLK 1/2" > 5/8" (13mm > 16mm) 3" 4-Ply $13.85
HTSR-050-075-BLK 1/2" > 3/4" (13mm > 19mm) 3" 4-Ply $14.28
HTSR-062-075-BLK 5/8" > 3/4" (16mm > 19mm) 3" 4-Ply $14.28
HTSR-062-087-BLK 5/8" > 7/8" (16mm > 22mm) 3" 4-Ply $14.72
HTSR-075-087-BLK 3/4" > 7/8" (19mm > 22mm) 3" 4-Ply $14.72
HTSR-087-112-BLK 7/8" > 1 1/8" (22mm > 28mm) 3" 4-Ply $15.18
HTSR-087-150-BLK 7/8" > 1 1/2" (22mm > 38mm) 3" 4-Ply $16.63
HTSR-100-112-BLK 1" > 1 1/8" (25mm > 28mm) 3" 4-Ply $15.18
HTSR-100-125-BLK 1" > 1 1/4" (25mm > 32mm) 3" 4-Ply $15.65
HTSR-100-138-BLK 1" > 1 3/8" (25mm > 35mm) 3" 4-Ply $16.14
HTSR-100-150-BLK 1" > 1 1/2" (25mm > 38mm) 3" 4-Ply $16.63
HTSR-100-175-BLK 1" > 1 3/4" (25mm > 45mm) 3" 4-Ply $17.10
HTSR-112-125-BLK 1 1/8" > 1 1/4" (28mm > 32mm) 3" 4-Ply $15.65
HTSR-112-138-BLK 1 1/8" > 1 3/8" (28mm > 35mm) 3" 4-Ply $16.14
HTSR-112-150-BLK 1 1/8" > 1 1/2" (28mm > 38mm) 3" 4-Ply $16.63
HTSR-125-138-BLK 1 1/4" > 1 3/8" (32mm > 35mm) 3" 4-Ply $16.14
HTSR-125-150-BLK 1 1/4" > 1 1/2" (32mm > 38mm) 3" 4-Ply $16.63
HTSR-125-175-BLK 1 1/4" > 1 3/4" (32mm > 45mm) 3" 4-Ply $17.68
HTSR-138-150-BLK 1 3/8" > 1 1/2" (35mm > 38mm) 3" 4-Ply $16.63
HTSR-138-162-BLK 1 3/8" > 1 5/8" (35mm > 41mm) 3" 4-Ply $17.14
HTSR-138-175-BLK 1 3/8" > 1 3/4" (35mm > 45mm) 3" 4-Ply $17.42
HTSR-138-200-BLK 1 3/8" > 2" (35mm > 51mm) 3" 4-Ply $17.87
HTSR-150-175-BLK 1 1/2" > 1 3/4" (38mm > 45mm) 3" 4-Ply $17.68
HTSR-150-200-BLK 1 1/2" > 2" (38mm > 51mm) 3" 4-Ply $18.22
HTSR-175-200-BLK 1 3/4" > 2" (45mm > 51mm) 3" 4-Ply $18.22
HTSR-175-275-BLK 1 3/4" > 2.75" (45mm > 70mm) 3" 4-Ply $22.95
HTSR-200-212-BLK 2" > 2 1/8" (51mm > 54mm) 3" 4-Ply $18.79
HTSR-200-225-BLK 2" > 2 1/4" (51mm > 57mm) 3" 4-Ply $19.35
HTSR-200-238-BLK 2" > 2 3/8" (51mm > 60mm) 3" 4-Ply $21.39
HTSR-200-250-BLK 2" > 2 1/2" (51mm > 63mm) 3" 4-Ply $21.98
HTSR-200-275-BLK 2" > 2 3/4" (51mm > 70mm) 3" 4-Ply $24.27
HTSR-200-300-BLK 2" > 3" (51mm > 76mm) 3" 4-Ply $28.20
HTSR-200-312-BLK 2" > 3 1/8" (51mm > 80mm) 3" 4-Ply $29.16
HTSR-200-325-BLK 2" > 3 1/4" (51mm > 83mm) 3" 4-Ply $30.96
HTSR-225-238-BLK 2 1/4" > 2 3/8" (57mm > 60mm) 3" 4-Ply $21.60
HTSR-225-250-BLK 2 1/4" > 2 1/2" (57mm > 63mm) 3" 4-Ply $21.98
HTSR-225-275-BLK 2 1/4" > 2 3/4" (57mm > 70mm) 3" 4-Ply $24.27
HTSR-225-300-BLK 2 1/4" > 3" (57mm > 76mm) 3" 4-Ply $28.20
HTSR-238-250-BLK 2 3/8" > 2 1/2" (60mm > 63mm) 3" 4-Ply $21.98
HTSR-238-256-BLK 2 3/8" > 2 9/16" (60mm > 65mm) 3" 4-Ply $23.18
HTSR-238-275-BLK 2 3/8" > 2 3/4" (60mm > 70mm) 3" 4-Ply $24.27
HTSR-238-300-BLK 2 3/8" > 3" (60mm > 76mm) 3" 4-Ply $28.20
HTSR-250-275-BLK 2 1/2" > 2 3/4" (63mm > 70mm) 3" 4-Ply $24.27
HTSR-250-300-BLK 2 1/2" > 3" (63mm > 76mm) 3" 4-Ply $28.20
HTSR-250-325-BLK 2 1/2" > 3 1/4" (63mm > 83mm) 3" 4-Ply $32.40
HTSR-250-350-BLK 2 1/2" > 3 1/2" (63mm > 89mm) 3" 4-Ply $36.51
HTSR-262-300-BLK 2 5/8" > 3" (67mm > 76mm) 3" 4-Ply $28.20
HTSR-275-300-BLK 2 3/4" > 3" (70mm > 76mm) 3" 4-Ply $28.20
HTSR-275-312-BLK 2 3/4" > 3 1/8" (70mm > 80mm) 3" 4-Ply $29.96
HTSR-275-350-BLK 2 3/4" > 3 1/2" (70mm > 89mm) 3" 4-Ply $36.51
HTSR-300-312-BLK 3" > 3 1/8" (76mm > 80mm) 3" 4-Ply $29.96
HTSR-300-325-BLK 3" > 3 1/4" (76mm > 83mm) 3" 4-Ply $33.84
HTSR-300-350-BLK 3" > 3 1/2" (76mm > 89mm) 3" 4-Ply $36.51
HTSR-300-375-BLK 3" > 3 3/4" (76mm > 95mm) 3" 4-Ply $41.40
HTSR-300-400-BLK 3" > 4" (76mm > 102mm) 3" 4-Ply $46.03
HTSR-312-350-BLK 3 1/8" > 3 1/2" (80mm > 89mm) 3" 4-Ply $36.51
HTSR-325-350-BLK 3 1/4" > 3 1/2" (83mm > 89mm) 3" 4-Ply $37.08
HTSR-325-375-BLK 3 1/4" > 3 3/4" (83mm > 95mm) 3" 4-Ply $41.40
HTSR-325-400-BLK 3 1/4" > 4" (83mm > 102mm) 3" 4-Ply $46.03
HTSR-350-375-BLK 3 1/2" > 3 3/4" (89mm > 95mm) 3" 4-Ply $38.16
HTSR-350-400-BLK 3 1/2" > 4" (89mm > 102mm) 3" 4-Ply $46.03
HTSR-375-400-BLK 3 3/4" > 4" (95mm > 102mm) 3" 4-Ply $46.80
HTSR-375-450-BLK 3 3/4" > 4 1/2" (95mm > 114mm) 3" 4-Ply $47.52
HTSR-400-450-BLK 4" > 4 1/2" (102mm > 114mm) 3" 4-Ply $48.96
HTSR-400-500-BLK 4" > 5" (102mm > 127mm) 3" 4-Ply $56.16
4" Length
HTSR-250-275-L4-BLK 2 1/2" > 2 3/4" (63mm > 70mm) 4" 4-Ply $34.00
HTSR-250-300-L4-BLK 2 1/2" > 3" (63mm > 76mm) 4" 4-Ply $37.00
HTSR-275-300-L4-BLK 2 3/4" > 3" (70mm > 76mm) 4" 4-Ply $38.00
HTSR-300-350-L4-BLK 3" > 3 1/2" (76mm > 89mm) 4" 4-Ply $48.00
HTSR-350-400-L4-BLK 3 1/2" > 4" (89mm > 102mm) 4" 4-Ply $58.00
HTSR-350-450-L4-BLK 3 1/2" > 4 1/2" (89mm > 114mm) 4" 4-Ply $65.00
HTSR-450-500-L4-BLK 4 1/2" > 5" (114mm > 127mm) 4" 4-Ply $70.00
HTSR-500-600-L4-BLK 5" > 6" (127mm > 152mm) 4" 4-Ply $80.00
5" Length
HTSR-350-425-L5-BLK 3 1/2" > 4 1/4" (89mm > 108mm) 5" 4-Ply $80.00
HTSR-400-425-L5-BLK 4" > 4 1/4" (102mm > 108mm) 5" 4-Ply $88.00
HTSR-425-450-L5-BLK 4 1/4" > 4 1/2" (108mm > 114mm) 5" 4-Ply $98.00
6" Length
HTSR-300-350-L6-BLK 3" > 3 1/2" (76mm > 89mm) 6" 4-Ply $60.00
HTSR-300-400-L6-BLK 3" > 4" (76mm > 102mm) 6" 4-Ply $70.00
HTSR-350-375-L6-BLK 3 1/2" > 3 3/4" (89mm > 95mm) 6" 4-Ply $80.00
HTSR-350-400-L6-BLK 3 1/2" > 4" (89mm > 102mm) 6" 4-Ply $85.00
Quantity: Part No.
SKU Bore > Bore Hose ID Length Reinforced Layer Price
HTSR-031-050-BLU 5/16/" > 1/2" (8mm > 13mm) 3" 4-Ply $12.60
HTSR-038-050-BLU 3/8/" > 1/2" (9.5mm > 13mm) 3" 4-Ply $12.60
HTSR-050-062-BLU 1/2" > 5/8" (13mm > 16mm) 3" 4-Ply $13.85
HTSR-050-075-BLU 1/2" > 3/4" (13mm > 19mm) 3" 4-Ply $14.28
HTSR-062-075-BLU 5/8" > 3/4" (16mm > 19mm) 3" 4-Ply $14.28
HTSR-062-087-BLU 5/8" > 7/8" (16mm > 22mm) 3" 4-Ply $14.72
HTSR-075-087-BLU 3/4" > 7/8" (19mm > 22mm) 3" 4-Ply $14.72
HTSR-087-112-BLU 7/8" > 1 1/8" (22mm > 28mm) 3" 4-Ply $15.18
HTSR-087-150-BLU 7/8" > 1 1/2" (22mm > 38mm) 3" 4-Ply $16.63
HTSR-100-112-BLU 1" > 1 1/8" (25mm > 28mm) 3" 4-Ply $15.18
HTSR-100-125-BLU 1" > 1 1/4" (25mm > 32mm) 3" 4-Ply $15.65
HTSR-100-138-BLU 1" > 1 3/8" (25mm > 35mm) 3" 4-Ply $16.14
HTSR-100-150-BLU 1" > 1 1/2" (25mm > 38mm) 3" 4-Ply $16.63
HTSR-100-175-BLU 1" > 1 3/4" (25mm > 45mm) 3" 4-Ply $17.10
HTSR-112-125-BLU 1 1/8" > 1 1/4" (28mm > 32mm) 3" 4-Ply $15.65
HTSR-112-138-BLU 1 1/8" > 1 3/8" (28mm > 35mm) 3" 4-Ply $16.14
HTSR-112-150-BLU 1 1/8" > 1 1/2" (28mm > 38mm) 3" 4-Ply $16.63
HTSR-125-138-BLU 1 1/4" > 1 3/8" (32mm > 35mm) 3" 4-Ply $16.14
HTSR-125-150-BLU 1 1/4" > 1 1/2" (32mm > 38mm) 3" 4-Ply $16.63
HTSR-125-175-BLU 1 1/4" > 1 3/4" (32mm > 45mm) 3" 4-Ply $17.68
HTSR-138-150-BLU 1 3/8" > 1 1/2" (35mm > 38mm) 3" 4-Ply $16.63
HTSR-138-162-BLU 1 3/8" > 1 5/8" (35mm > 41mm) 3" 4-Ply $17.14
HTSR-138-175-BLU 1 3/8" > 1 3/4" (35mm > 45mm) 3" 4-Ply $17.42
HTSR-138-200-BLU 1 3/8" > 2" (35mm > 51mm) 3" 4-Ply $17.87
HTSR-150-175-BLU 1 1/2" > 1 3/4" (38mm > 45mm) 3" 4-Ply $17.68
HTSR-150-200-BLU 1 1/2" > 2" (38mm > 51mm) 3" 4-Ply $18.22
HTSR-175-200-BLU 1 3/4" > 2" (45mm > 51mm) 3" 4-Ply $18.22
HTSR-175-275-BLU 1 3/4" > 2.75" (45mm > 70mm) 3" 4-Ply $22.95
HTSR-200-212-BLU 2" > 2 1/8" (51mm > 54mm) 3" 4-Ply $18.79
HTSR-200-225-BLU 2" > 2 1/4" (51mm > 57mm) 3" 4-Ply $19.35
HTSR-200-238-BLU 2" > 2 3/8" (51mm > 60mm) 3" 4-Ply $21.39
HTSR-200-250-BLU 2" > 2 1/2" (51mm > 63mm) 3" 4-Ply $21.98
HTSR-200-275-BLU 2" > 2 3/4" (51mm > 70mm) 3" 4-Ply $24.27
HTSR-200-300-BLU 2" > 3" (51mm > 76mm) 3" 4-Ply $28.20
HTSR-200-312-BLU 2" > 3 1/8" (51mm > 80mm) 3" 4-Ply $29.16
HTSR-200-325-BLU 2" > 3 1/4" (51mm > 83mm) 3" 4-Ply $30.96
HTSR-225-238-BLU 2 1/4" > 2 3/8" (57mm > 60mm) 3" 4-Ply $21.60
HTSR-225-250-BLU 2 1/4" > 2 1/2" (57mm > 63mm) 3" 4-Ply $21.98
HTSR-225-275-BLU 2 1/4" > 2 3/4" (57mm > 70mm) 3" 4-Ply $24.27
HTSR-225-300-BLU 2 1/4" > 3" (57mm > 76mm) 3" 4-Ply $28.20
HTSR-238-250-BLU 2 3/8" > 2 1/2" (60mm > 63mm) 3" 4-Ply $21.98
HTSR-238-256-BLU 2 3/8" > 2 9/16" (60mm > 65mm) 3" 4-Ply $23.18
HTSR-238-275-BLU 2 3/8" > 2 3/4" (60mm > 70mm) 3" 4-Ply $24.27
HTSR-238-300-BLU 2 3/8" > 3" (60mm > 76mm) 3" 4-Ply $28.20
HTSR-250-275-BLU 2 1/2" > 2 3/4" (63mm > 70mm) 3" 4-Ply $24.27
HTSR-250-300-BLU 2 1/2" > 3" (63mm > 76mm) 3" 4-Ply $28.20
HTSR-250-325-BLU 2 1/2" > 3 1/4" (63mm > 83mm) 3" 4-Ply $32.40
HTSR-250-350-BLU 2 1/2" > 3 1/2" (63mm > 89mm) 3" 4-Ply $36.51
HTSR-262-300-BLU 2 5/8" > 3" (67mm > 76mm) 3" 4-Ply $28.20
HTSR-275-300-BLU 2 3/4" > 3" (70mm > 76mm) 3" 4-Ply $28.20
HTSR-275-312-BLU 2 3/4" > 3 1/8" (70mm > 80mm) 3" 4-Ply $29.96
HTSR-275-350-BLU 2 3/4" > 3 1/2" (70mm > 89mm) 3" 4-Ply $36.51
HTSR-300-312-BLU 3" > 3 1/8" (76mm > 80mm) 3" 4-Ply $29.96
HTSR-300-325-BLU 3" > 3 1/4" (76mm > 83mm) 3" 4-Ply $33.84
HTSR-300-350-BLU 3" > 3 1/2" (76mm > 89mm) 3" 4-Ply $36.51
HTSR-300-375-BLU 3" > 3 3/4" (76mm > 95mm) 3" 4-Ply $41.40
HTSR-300-400-BLU 3" > 4" (76mm > 102mm) 3" 4-Ply $46.03
HTSR-312-350-BLU 3 1/8" > 3 1/2" (80mm > 89mm) 3" 4-Ply $36.51
HTSR-325-350-BLU 3 1/4" > 3 1/2" (83mm > 89mm) 3" 4-Ply $37.08
HTSR-325-375-BLU 3 1/4" > 3 3/4" (83mm > 95mm) 3" 4-Ply $41.40
HTSR-325-400-BLU 3 1/4" > 4" (83mm > 102mm) 3" 4-Ply $46.03
HTSR-350-375-BLU 3 1/2" > 3 3/4" (89mm > 95mm) 3" 4-Ply $38.16
HTSR-350-400-BLU 3 1/2" > 4" (89mm > 102mm) 3" 4-Ply $46.03
HTSR-375-400-BLU 3 3/4" > 4" (95mm > 102mm) 3" 4-Ply $46.80
HTSR-375-450-BLU 3 3/4" > 4 1/2" (95mm > 114mm) 3" 4-Ply $47.52
HTSR-400-450-BLU 4" > 4 1/2" (102mm > 114mm) 3" 4-Ply $48.96
HTSR-400-500-BLU 4" > 5" (102mm > 127mm) 3" 4-Ply $56.16
4" Length
HTSR-250-275-L4-BLU 2 1/2" > 2 3/4" (63mm > 70mm) 4" 4-Ply $34.00
HTSR-250-300-L4-BLU 2 1/2" > 3" (63mm > 76mm) 4" 4-Ply $37.00
HTSR-275-300-L4-BLU 2 3/4" > 3" (70mm > 76mm) 4" 4-Ply $38.00
HTSR-300-350-L4-BLU 3" > 3 1/2" (76mm > 89mm) 4" 4-Ply $48.00
HTSR-350-400-L4-BLU 3 1/2" > 4" (89mm > 102mm) 4" 4-Ply $58.00
HTSR-350-450-L4-BLU 3 1/2" > 4 1/2" (89mm > 114mm) 4" 4-Ply $65.00
HTSR-450-500-L4-BLU 4 1/2" > 5" (114mm > 127mm) 4" 4-Ply $70.00
HTSR-500-600-L4-BLU 5" > 6" (127mm > 152mm) 4" 4-Ply $80.00
5" Length
HTSR-350-425-L5-BLU 3 1/2" > 4 1/4" (89mm > 108mm) 5" 4-Ply $80.00
HTSR-400-425-L5-BLU 4" > 4 1/4" (102mm > 108mm) 5" 4-Ply $88.00
HTSR-425-450-L5-BLU 4 1/4" > 4 1/2" (108mm > 114mm) 5" 4-Ply $98.00
6" Length
HTSR-300-350-L6-BLU 3" > 3 1/2" (76mm > 89mm) 6" 4-Ply $60.00
HTSR-300-400-L6-BLU 3" > 4" (76mm > 102mm) 6" 4-Ply $70.00
HTSR-350-375-L6-BLU 3 1/2" > 3 3/4" (89mm > 95mm) 6" 4-Ply $80.00
HTSR-350-400-L6-BLU 3 1/2" > 4" (89mm > 102mm) 6" 4-Ply $85.00
Quantity: Part No.