The BigPack replaces everything between the turbo outlet and the throttle body on the five cylinder T5 P1 cars with an all aluminium intercooler and a pressure pipe kit. The core holds 9,677 cm³ against the OEM 3,672 cm³, a 163 percent increase, and uses CAD designed, flow optimised cast end tanks. do88 measured 275 CFM at 0.15 bar (2.18 psi) pressure drop where the OEM parts flow 244 CFM, 13 percent higher, and recorded 38°C post intercooler air temperature against 69°C on the original setup. The pressure pipe is 2.5 in mandrel bent seamless aluminium and the three silicone hoses carry four layers of polyester and aramid reinforcement.
Specifications
| Type | All-aluminium intercooler with pressure pipe kit (do88 BigPack) |
| Core Volume | 9,677 cm³, OEM 3,672 cm³, 163 percent larger |
| Tested Airflow | 275 CFM at 0.15 bar (2.18 psi) pressure drop, OEM 244 CFM, 13 percent higher |
| Tested Intake Temperature | 38°C, OEM 69°C, 31°C lower |
| Pipe Material | 2.5 in mandrel bent seamless aluminium |
| Hose Material | Silicone with four layers of polyester and aramid reinforcement |
| Hose Colour | Black |
| Included | Performance intercooler, intercooler installation accessories, one 2.5 in pressure pipe, pressure pipe installation accessories, three silicone hoses, six hose clamps |
| Fitment Note | Does not fit four wheel drive S40 and V50 |
| Quantity | 1 kit |
| Part Number | BIG-V50-S |
| OEM Replacement | 31319262, 8649763, 8649767, 8649765, 30794304 |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2013 | Volvo | C30 | T5 petrol turbo (B5254T3 / B5254T7) |
| 2006-2013 | Volvo | C70 | T5 petrol turbo (B5254T3 / B5254T7) |
| 2004-2012 | Volvo | S40 | T5 petrol turbo (B5254T3 / B5254T7), front wheel drive |
| 2004-2012 | Volvo | V50 | T5 petrol turbo (B5254T3 / B5254T7), front wheel drive |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
