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Summit Racing SpeedCard - learn how to get 10% back up to $100

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Cunningham Machine Billet Blow-By Tubes
Valve Cover Breathers
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Cunningham Machine

Cunningham Machine Billet Blow-By Tubes

5.0 out of 5 stars 1 Customer Reviews

Cunningham Machine billet blow-by tubes offer a lightweight, quick-disconnect approach to crankcase pressure evacuation on boosted engine combinations. They are 100 percent CNC-machined from 6061 aluminum in a symmetrical design that allows you to face the tubes in either direction. Available in a machined or black anodized finish, choose the Cunningham blow-by tube with the end size needed.

Tube end options:

* -12 AN, -16 AN, 1.25 in. slip, or 1.50 in. slip

Note: Racing use only, not legal for highway use

Showing In Stock Items. Show All 8 Items.

Results 1 - 8 of 8

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-B

Valve Cover Breather, Billet, Blow By Tube, Black Anodized, -16 AN Tube End, Pair

Part Number: CUN-CM-BBT-16ANB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-N

Valve Cover Breather, Billet, Blow By Tube, Natural, 1.25 in. Tube End, Pair

Part Number: CUN-CM-BBT-125N

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2026 if ordered today

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Estimated Ship Date: Nov 19, 2026 if ordered today

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-B

Valve Cover Breather, Billet, Blow By Tube, Black Anodized, 1.50 in. Tube End, Pair

Part Number: CUN-CM-BBT-150B

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2026 if ordered today

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Estimated Ship Date: Nov 18, 2026 if ordered today

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.25-B

Valve Cover Breather, Billet, Blow By Tube, Black Anodized, 1.25 in. Tube End, Pair

Part Number: CUN-CM-BBT-125B

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2026 if ordered today

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Estimated Ship Date: Nov 18, 2026 if ordered today

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-N

Valve Cover Breather, Billet, Blow By Tube, Natural, -12 AN Tube End, Pair

Part Number: CUN-CM-BBT-12ANN

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2026 if ordered today

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Estimated Ship Date: Nov 19, 2026 if ordered today

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-B

Cunningham Machine Billet Blow-By Tubes CM-BBT-12AN-B

Valve Cover Breather, Billet, Blow By Tube, Black Anodized, -12 AN Tube End, Pair

Part Number: CUN-CM-BBT-12ANB

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-1.50-N

Valve Cover Breather, Billet, Blow By Tube, Natural, 1.50 in. Tube End, Pair

Part Number: CUN-CM-BBT-150N

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2026 if ordered today

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Estimated Ship Date: Nov 19, 2026 if ordered today

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-N

Cunningham Machine Billet Blow-By Tubes CM-BBT-16AN-N

Valve Cover Breather, Billet, Blow By Tube, Natural, -16 AN Tube End, Pair

Part Number: CUN-CM-BBT-16ANN

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

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