Rubber Hump Reducer 4" to 5" Diameter Pack of 3

Handle big diameter transitions with confidence using this Rubber Hump Reducer set. Built to flex with engine movement and road vibration, these durable reducers help protect your piping while maintaining tight, dependable connections. Ideal for charge air, coolant, and other heavy-duty applications, this USA-made 3-pack delivers reliable performance for both immediate installations and future repairs.

Features

• Sold as a pack of 3
• Made in the USA
• Flexible hump design absorbs vibration and movement
• Helps reduce stress on piping and connected components
• Provides a secure, leak-resistant connection
• Ideal for charge air, coolant, and custom piping applications

Specifications

• Component Type: Rubber Hump Reducer
• Inner Diameter (A): 4" (101.6 mm)
• Inner Diameter (B): 5" (127 mm)
• Length: 6" (152.4 mm)
• Material: Rubber
• Made in the USA
• Sold as a Pack of Three

Fitment

Verify OEM number prior to purchase.

Fits the following models:

• Universal fitment
• Charge air, coolant, and custom piping applications requiring a 4" to 5" reducer connection

Direct aftermarket replacement for OEM #s:

• 32443
• N1009011H
• WR32443
• X1422966
• MA394H
• 60BM1341
• 815707
• 305605013
• 1604699700
• 953521244
• LG78464
• 76031815
• 53501202
• 201663
• 10104697
• 10014702
• CMV07057XO
• 05735410
• 5735410
• 40924
• 1583236
• 114261500
• 301104540
• 301101540
• 8CP395
• 2RED001
• 00619330
• 619330
• 60019330
• 0060019330
• A62612
• 1849264
• V1431999
• S106022
• 0673676
• 5Z8720
• 673676
• 4534000115
• 44Z976D1
• 561316
• 7700054421
• 1522451
• T303703
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• 10025692
• 3755140
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• 729568
• 64647
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• 1035018
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• 955040
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• 604692
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• 5600031014
• VA23970003A
• 90200518
• 12032825
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• 32187
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• EB5986
• M13206
• 134880
• 0134880
• 59873588
• 51058311
• 56884026
• P22688063
• A14095X11
• 22688063
• 90515685
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• 593804
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• 10866110
• 842591500
• 69144402
• 34000478
• 9226310003
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• 7413890
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• 89846K
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• 151849264
• L0007942
• 16577C1293
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• 17685FX
• LP66110X
• LL847204
• 5000626530
• RH540
• D81DC9K616DA
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• 40045020
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• V431999
• 1067681
• 3M005241
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• 015083236
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• 631204450
• 41156839
• 141390001
• 1413900011
• 41130702A
• 20002180410
• 00810429
• 810429
• 74450

Important Information

• Verify OEM number(s) before purchase.
• Failure to notate damages on the BOL voids any claims process.
• See our shipping policies for more information.
• Any mention of OEM names, numbers, or descriptions is intended for verification purposes only and does not indicate that this is an OEM part.

If you should need additional truck parts and accessories, please don't hesitate to call our toll-free number: 1-888-888-7990.