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(8910A) 3/8"-16 x 1" Header Bolt Kit (Pack of 2)
✅ In stock
C
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 24, 2026 6:34 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰At 14% off its standard going rate, this offer delivers clear value for the money.
- 📉Going back roughly eight months, a more competitive price has not appeared — this stands out as a strong value by recent standards.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
15.65/28
Recent Value
6.62/22
Market Standing
16.41/20
Deal Strength
13/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓The information below is per-pack only
✓HEADER BOLT KIT (PAIR / 2-PIECE): Designed specifically for high-performance automotive exhaust systems, the Model 8910A kit includes (2) heavy-duty 3/8-16 x 1-inch steel, nickel-plated bolts featuring a precise 6-point (6pt) double hex head (DHH) to securely fasten your exhaust headers.
✓FAIL-SAFE MECHANICAL LOCKING: Manufactured by Stage 8, this patented active mechanical locking system provides a fail-safe solution that prevents fastener loosening even under extreme engine vibration when installed as directed.
✓EXTREME HEAT & CORROSION RESISTANT: Constructed from durable steel with a nickel-plated finish that maintains its structural integrity and will not stretch when exposed to high exhaust temperatures, preventing blown gaskets and leaks.
✓EASY INSTALLATION & FULLY REUSABLE: The 6-point double hex head bolts are designed for practical wrenching and installation in tight undercarriage spaces. The entire locking mechanism is completely removable and reusable without losing performance.
✓INSTANT VISUAL INSPECTION: No need to constantly get under your car with a wrench to check for tightness. The active locking mechanism allows for quick and easy visual inspections, backed by a Limited Lifetime Warranty.
⚙️ Specifications
Material
Alloy Steel, Nickel
Thread Size
3/8"-16 UNC
Exterior Finish
Nickel
Manufacturer Grade
Grade 8
Head Style
Hex
Color
Silver
Fastener Type
Hexagon Bolt
Brand
Stage 8
Thread Type
Unc
Thread Style
Right Hand, 3/8"-16, Full
Item Hardness
Grade 8
