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Bullet Piercing Valve Kits with Dust Cap Convert R12 to R134a Fit 7/16 Inch
✅ In stock
⭐ Lowest price we've tracked
D
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 21, 2026 10:14 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The listed retail price is trimmed by 5% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.
How We Scored This Deal
Price Competitiveness
8.72/28
Recent Value
4.69/22
Market Standing
9.33/20
Deal Strength
20/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Honoson
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Package includes: you will receive 1 pack BPV-31 kit (including 1 piercing valve, 1 hex key, 1 adapter) and 1 pack universal retrofit valve with a dust cap, and the quantity of a set of products is shown in figure 1, which is a practical kit and convenient for you to use
✓BPV-31: replace part No.: AP4502525, BPV31D, GPV14, GPV31, GPV38, GPV56, MPV31; compatible with: compatible with 1/4 inch, 5/16 inch, 3/8 inch outside diameter pipes
✓Universal retrofit valve: the retrofit valve converts from R-12 to R-134a air conditioning system and suit for 7/16 inch low side port; Suit for vehicles pre-1994, comes with R-134a refill fittings
✓Easy to use: BPV-31: just screw it on then it's okay; BPV-31 piercing tap valve: you only need hex key wrench (included) to install this part; Its compact design only requires a 2-inch clearance area for installation and use
✓Durable material: both of the kit are made of corrosion-resistant metal that won't wear out or rust over time, and anti-leaking design that will be safer for you
⚙️ Specifications
Material
Metal
Brand
Mudder
Item dimensions L x W x H
4.52 x 2.95 x 0.9 inches
Exterior Finish
Metal
Inlet Connection Size
0.25 inches
Inlet Connection Type
Barb
Outlet Connection Type
Barb
Number of Ports
1
Outlet Connection Size
0.44 inches
Manufacturer
Mudder
Part Number
Mudder-Bullet Piercing Tap Valve -17
