STM Billet BOV Discharge Hose Block Off Plug

STM Tuned Inc.

$6.95 
STM-BOP-38

Quantity: 



We price match!

The STM billet block off plugs are typically used to block off the original discharge hose when switching to a fully atmospheric blow off valve. These are available in four sizes to work with almost any application out there.

Sold individually as needed, price is for one block off. Please double check your specs and sizes before purchase. 

Features & Specs:
• 6061 billet aluminum
• CNC machined in-house at STM
• STM Products are Made in the USA
• Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects

Purchase Includes:
(1) Plug

Part Number: Plug Width OD Outer Diameter: Overall Height: Known Fitments:
STM-BOP-38 38.1mm (1.50") 30mm TBA
STM-BOP-34 34mm (1.34") Fits most Mitsubishi and Subaru (DSM Evo WRX STi)
STM-BOP-29 29mm (1.14") Fits Nissan R35 GTR
STM-BOP-25 25.4mm (1.00") TBA
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Customer Reviews

Based on 5 reviews
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B
Benson Purinton (Calgary, AB, CA)
Good replacement

The hks rubber cap split from the boost and heat cycling and, almost ruined my turbo. Haven't had issues since buying the ATP block off plug

I
IG:mike_hern (Madera, CA, US)
Perfect Fitment

Great quality product, fast shipping from East to West coast! STM Has my business for life!

A
Anonymous (Chula Vista, CA, US)
ATP Billet Blow Off Valve Block-Off Plug 1.25in

Great product quality. Perfect fitment. Recommended.

E
Evo_xceaser (Fremont, CA, US)

ATP 1.25" Billet Blow Off Valve Block-Off Plug

D
Drew Dano (Newark, NY, US)
5 stars

Direct fit awesome product

Glad to hear that, Drew! Thanks for shopping with us.

WARNING:
Cancer and Reproductive Harm
www.p65warnings.ca.gov