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Air and Fuel› Fuel Pumps, Regulators and Components

Tomei

276 LPH In-Tank Fuel Pump

$540.00 $520.00 Save $20.00

SKU: TB503A-NS05B

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Tomei fuel pump is a high-flow in-tank pump designed for the 1995-1998 Nissan GT-R R33 with the RB26DETT engine. It offers an increased flow rate of 276 liters per hour over stock to support higher horsepower applications. This pump is also compatible with OEM setups and can be used as a replacement for a stock unit.
Show original supplier description
The Tomei Fuel Pump Assembly (TB503A-NS05B) is engineered as a high-flow, in-tank fuel pump specifically for the 1995-1998 Nissan GT-R R33 models equipped with the RB26DETT engine. It boasts a significant increase in fuel delivery, with a flow rate of 276 liters per hour, making it suitable for higher horsepower applications. This means it can serve as a direct replacement for a worn or underperforming stock fuel pump, offering a reliable upgrade path for maintaining or improving the integrity of your vehicle's fuel delivery system. The pump features a roller vane type actuator and is noted for being quiet and not requiring excessive electrical power, making it an effective budget performance fuel pump. Installation is straightforward, with the unit designed as a direct replacement. What's included in the box is one fuel pump and one O-ring.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandTomei
Part NumberTB503A-NS05B
CategoryAir and Fuel

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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