400 LPH pump that you can put inside your tank ?  No Way !

YES WAY :)

Features:

• Designed for Gasoline use, For E85 application, click here 
• Recommended for engines with 500+ Hp
• Built to a strict OEM standards with performance in mind
• Extremely quiet while performing at an astounding flow rate
• 39mm armature, proven to be the most efficient for years!!
• Outperforms ALL current in-tank pumps in the market!

This pump is able to supply more than 400 liter per hour at 40 psi on 13.5 volts.  That's over 900 Hp at 13.5 Volts ! 

Note: Due to the larger size diameter of the base of the fuel pump, a small modification to the original OE fuel pump hangar may be necessary to ensure proper fitment.  This includes but not limited to mounting bracket, wiring and connector.  Professional installation is recommended.