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The GReddy Dual-Bead Boost Clamp(s) in black are suitable for use in both air-to-air and coolant applications. The inner shield offers excellent sealing capabilities and is gentle on all soft hoses. Its unique design ensures a secure fit without causing any damage to hose or tubing.
* also see GReddy raw Stainless Dual Bead Hose Clamps
* For easy GReddy hose clamp replacements, see the GReddy instruction manual(s) and reference the parts list, with the description of the hose clamp size i.e. No. 28 (see below)
| Black DB Clamp P/N | SUS DB Clamp P/N | Adjustment Range Dia. | Std. Dia. Hoses | Metric Dia. Hoses | Clamp Type | Clamp Name |
| 22400039 | 22410039S | 26-39mm | 1.0"-1.5" | 32mm | No. 16 | DB-1 |
| 22400045 | 22410045S | 30-45mm | 1.25"-1.75" | 32-34mm | No. 24 | DB-2 |
| 22400056 | 22410056S | 40-56mm | 1.75"-2.0" | 34-42-45-50mm | No. 28 | DB-3 |
| 22400065 | 22410065S | 48-65mm | 2.0"-2.25"-2.5" | 45-50-54-60mm | No. 36 | DB-4 |
| 22400075 | 22410075S | 58-75mm | 2.5"-2.75" | 54-60mm | No. 40 | DB-5 |
| 22400085 | 22410085S | 68-85mm | 2.75"-3.0" | 60-65-70-78-80mm | No. 44 / 48 | DB-6 |
| 22400095 | 22410095S | 78-95mm | 3.0'-3.5" | 80-90mm | No. 56 | DB-7 |
| 22400120 | 22410120S | 100-120mm | 4"-4.5" | 100mm | No. 72 | DB-8 |
- Special Black coated Stainless-steel hose clamps
- The design helps in prevent of turbo hoses from blow off.
- Flanged edges protect soft hoses, such as silicone or rubber, from damages.
- Ideal upgrade for improved looks with the black coating and GReddy laser engraved logo on each clamp.
- 8mm Hex / Flathead adjustment head
- 6 adjustable sizes to fit most air intake and boost applications. (DB-3 to DB-8)
- And 2 applications for Blow off valve discharge or Radiator Hoses (DB-1 to DB-2)

GReddy Dual-Bead Boost Clamp(s) - Black
Sale price$4.55
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