Product Description
DIAMOND EYE BC400A is a 4.00" aluminized Torca band clamp that delivers an even, 360° seal on butt-joint connections without crushing your tubing—ideal for serviceable, leak-resistant exhaust joints on diesel and heavy-duty setups.
Fitment / Use
- Universal: 4.00" OD-to-OD butt-joint band clamp
- Material: Aluminized steel band with metric hardware
- Great for 4" systems on Ford Power Stroke, Ram Cummins, GM Duramax, and universal diesel performance builds
Cross-Reference / Diamond Eye Alternatives
- Diamond Eye BC300A – 3" aluminized band clamp
- Diamond Eye BC500A – 5" aluminized band clamp
- Diamond Eye L40AA – 4" aluminized Torca lap-joint clamp
Why CPP Diesel
We stock Diamond Eye clamps in multiple sizes and materials so you can choose the exact joint style—band (butt-joint) or lap-joint—for your system.
Specifications
| Specifications for DIAMOND EYE BC400A | |
|---|---|
| Brand | Diamond Eye Performance |
| Part Number | BC400A |
| UPC (GTIN-12) | 841963119954 |
| GTIN | 0841963119954 |
| Clamp Type | Torca band, butt-joint |
| Size | 4.00" OD |
| Material / Finish | Aluminized steel |
| Shipping Weight | ~0.6 lb |
| Package Dimensions | ~5.3" × 4.5" × 1.3" |
| Country of Origin | USA (manufacturer) |
| Prop 65 | Warning: Cancer and Reproductive Harm – P65Warnings.ca.gov |
No—BC400A is a band (butt-joint) style clamp. For 4" lap-joint, use L40AA.
Will this crush my tubing?Band clamps provide even clamping pressure and help avoid tubing deformation compared to U-bolt saddle clamps.
What hardware is included?Metric hardware is included and pre-sized for 4.00" joints.
