Boost Products

Name: SI-VAC-45-B Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Blue, 5m (15 ft.) Roll
Brand: BOOST PRODUCTS
SKU: 353-SI-VAC-45-B
Price: 14.32 USD
Availability: InStock

BOOST Products is a trusted manufacturer of high-performance aftermarket parts designed to enhance both the cold and hot sides of the engine, as well as turbocharger systems. Offering top-quality components like intercoolers, aluminum and stainless steel pipes, silicone hoses, V-band clamps, and more, BOOST Products combines German engineering with rigorous testing to deliver reliable, performance-driven solutions, ensuring quality and value for every automotive enthusiast. JEGS proudly offers BOOST Products, helping you achieve peak performance with confidence.

ADD A VEHICLE TO GUARANTEE PARTS FIT

See products that fit

BOOST PRODUCTS

SI-VAC-45-B Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Blue, 5m (15 ft.) Roll

Part Number: 353-SI-VAC-45-B

^$14³²

Ships on Nov 02, 2026

Lowest price guarantee

BOOST PRODUCTS

SI-VAC-45-B Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Blue, 5m (15 ft.) Roll

Part Number: 353-SI-VAC-45-B

Ships on Nov 02, 2026

Lowest Price Guarantee

^$14³²

BOOST PRODUCTS

3259032019 Silicone Reducer Elbow, 90-Degrees, 32 - 19 mm (1-1/4 in. - 3/4 in.) I.D. [Black]

Part Number: 353-3259032019

^$21⁸²

Ships on Nov 02, 2026

Lowest price guarantee

BOOST PRODUCTS

3259032019 Silicone Reducer Elbow, 90-Degrees, 32 - 19 mm (1-1/4 in. - 3/4 in.) I.D. [Black]

Part Number: 353-3259032019

Ships on Nov 02, 2026

Lowest Price Guarantee

^$21⁸²

BOOST PRODUCTS

3253000800 Silicone Elbow, 45-Degrees, 80 mm (3-1/8 in.) I.D. [Black]

Part Number: 353-3253000800

^$45⁸⁷

Boost Products

SI-VAC-45-B Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Blue, 5m (15 ft.) Roll

SI-VAC-45-B Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Blue, 5m (15 ft.) Roll

3259032019 Silicone Reducer Elbow, 90-Degrees, 32 - 19 mm (1-1/4 in. - 3/4 in.) I.D. [Black]

3259032019 Silicone Reducer Elbow, 90-Degrees, 32 - 19 mm (1-1/4 in. - 3/4 in.) I.D. [Black]

3253000800 Silicone Elbow, 45-Degrees, 80 mm (3-1/8 in.) I.D. [Black]

3253000800 Silicone Elbow, 45-Degrees, 80 mm (3-1/8 in.) I.D. [Black]

3257016013 Silicone Reducer Coupler, 16 - 13 mm (5/8 in. - 1/2 in.) I.D. [Black]

3257016013 Silicone Reducer Coupler, 16 - 13 mm (5/8 in. - 1/2 in.) I.D. [Black]

3254000510 Silicone Elbow, 90-Degrees, 51 mm (2 in.) I.D. [Black]

3254000510 Silicone Elbow, 90-Degrees, 51 mm (2 in.) I.D. [Black]

3256000410 Silicone Elbow, 180-Degrees, 41 mm (1-5/8 in.) I.D. [Black]

3256000410 Silicone Elbow, 180-Degrees, 41 mm (1-5/8 in.) I.D. [Black]

3257038022 Silicone Reducer Coupler, 38 - 22 mm (1-1/2 in. - 7/8 in.) I.D. [Black]

3257038022 Silicone Reducer Coupler, 38 - 22 mm (1-1/2 in. - 7/8 in.) I.D. [Black]

SI-UN-VB-28S Silicone Coupler, 28 mm (1-1/8 in.) I.D., 75 mm (3 in.) Length [Black]

SI-UN-VB-28S Silicone Coupler, 28 mm (1-1/8 in.) I.D., 75 mm (3 in.) Length [Black]

3257060045 Silicone Reducer Coupler, 60 - 45 mm (2-3/8 in. - 1-3/4 in.) I.D. [Black]

3257060045 Silicone Reducer Coupler, 60 - 45 mm (2-3/8 in. - 1-3/4 in.) I.D. [Black]

SI-VAC-85-B Silicone Vacuum Hose, 8 mm (5/16 in.) I.D., Blue, 5m (15 ft.) Roll

SI-VAC-85-B Silicone Vacuum Hose, 8 mm (5/16 in.) I.D., Blue, 5m (15 ft.) Roll

SI-VAC-615-S Silicone Vacuum Hose, 6 mm (1/4 in.) I.D., Black, 15m (50 ft.) Roll

SI-VAC-615-S Silicone Vacuum Hose, 6 mm (1/4 in.) I.D., Black, 15m (50 ft.) Roll

3106050150 Aluminum Joiner, 50 mm (2 in.) O.D. with 150 mm (6 in.) Leng

3106050150 Aluminum Joiner, 50 mm (2 in.) O.D. with 150 mm (6 in.) Leng

3256000480 Silicone Elbow, 180-Degrees, 48 mm (1-7/8 in.) I.D. [Black]

3256000480 Silicone Elbow, 180-Degrees, 48 mm (1-7/8 in.) I.D. [Black]

3102014576 Aluminum Elbow, 45-Degrees with 76 mm (3 in.) O.D., Mandrel Bent [Polished]

3102014576 Aluminum Elbow, 45-Degrees with 76 mm (3 in.) O.D., Mandrel Bent [Polished]

3102029076 Aluminum Elbow, 90-Degrees with 76 mm (3 in.) O.D., Mandrel Bent [Polished]

3102029076 Aluminum Elbow, 90-Degrees with 76 mm (3 in.) O.D., Mandrel Bent [Polished]

3257028022 Silicone Reducer Coupler, 28 - 22 mm (1-1/8 in. - 7/8 ft.) I.D. [Black]

3257028022 Silicone Reducer Coupler, 28 - 22 mm (1-1/8 in. - 7/8 ft.) I.D. [Black]

SI-UN-VB-63B Silicone Coupler, 63 mm (2-1/2 in.) I.D., 75 mm (3 in.) Length [Blue]

SI-UN-VB-63B Silicone Coupler, 63 mm (2-1/2 in.) I.D., 75 mm (3 in.) Length [Blue]

3256000830 Silicone Elbow, 180-Degrees, 83 mm (3-1/4 in.) I.D. [Black]

3256000830 Silicone Elbow, 180-Degrees, 83 mm (3-1/4 in.) I.D. [Black]

SI-VAC-95-S Silicone Vacuum Hose, 9 mm (23/64 in.) I.D., Black, 5m (15 ft.) Roll

SI-VAC-95-S Silicone Vacuum Hose, 9 mm (23/64 in.) I.D., Black, 5m (15 ft.) Roll

SI-CAP-38B Silicone Coolant Cap, 38 mm (1-1/2 in.) I.D. [Blue]

SI-CAP-38B Silicone Coolant Cap, 38 mm (1-1/2 in.) I.D. [Blue]

3255000700 Silicone Elbow, 135-Degrees, 70 mm (2-3/4 in.) I.D. [Black]

3255000700 Silicone Elbow, 135-Degrees, 70 mm (2-3/4 in.) I.D. [Black]

SI-VAC-41-S Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Black, 1m (3 ft.) Roll

SI-VAC-41-S Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Black, 1m (3 ft.) Roll

SI-VAC-415-S Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Black, 15m (50 ft.) Roll

SI-VAC-415-S Silicone Vacuum Hose, 4 mm (5/32 in.) I.D., Black, 15m (50 ft.) Roll

3259035022 Silicone Reducer Elbow, 90-Degrees, 35 - 22 mm (1-3/8 in. - 7/8 in.) I.D. [Black]

3259035022 Silicone Reducer Elbow, 90-Degrees, 35 - 22 mm (1-3/8 in. - 7/8 in.) I.D. [Black]