{"product_id":"is300-fuel-pump-mod","title":"Xcessive Manufacturing XM Fuel Pump Mod Lexus IS300 \/ Altezza 99-05","description":"\u003cp data-start=\"73\" data-end=\"422\"\u003eThe factory Lexus IS300 and Toyota Altezza fuel pump system uses a variable voltage control module that works well for stock applications but becomes a limitation when increasing horsepower. The stepped voltage design can reduce fuel flow under load and create excess heat in the pump, wiring, and connectors when running higher-output fuel pumps.\u003c\/p\u003e\n\u003cp data-start=\"424\" data-end=\"686\"\u003eThe XM Fuel Pump Mod converts your system to a full-voltage supply, allowing the fuel pump to operate at maximum capacity without voltage drop or starvation—making it an essential upgrade for turbo builds, supercharged setups, and high-flow pump installations.\u003c\/p\u003e\n\u003cp data-start=\"688\" data-end=\"853\"\u003e\u003cstrong data-start=\"688\" data-end=\"719\"\u003eFull-Voltage Fuel Delivery:\u003c\/strong\u003e Eliminates the factory stepped voltage system and supplies consistent battery voltage to the pump for maximum flow and reliability.\u003c\/p\u003e\n\u003cp data-start=\"855\" data-end=\"1026\"\u003e\u003cstrong data-start=\"855\" data-end=\"896\"\u003ePrevents Overheating \u0026amp; Melted Wiring:\u003c\/strong\u003e Upgraded heavy-gauge wiring reduces resistance, minimizing heat buildup in the pump, terminals, and connectors under high load.\u003c\/p\u003e\n\u003cp data-start=\"1028\" data-end=\"1158\"\u003e\u003cstrong data-start=\"1028\" data-end=\"1062\"\u003ePlug-and-Play Pump Connection:\u003c\/strong\u003e Connects directly to the fuel pump base and factory chassis plug for simplified installation.\u003c\/p\u003e\n\u003cp data-start=\"1160\" data-end=\"1286\"\u003e\u003cstrong data-start=\"1160\" data-end=\"1191\"\u003eSupports High-Output Pumps:\u003c\/strong\u003e Designed to properly power upgraded fuel pumps without relying on undersized factory wiring.\u003c\/p\u003e\n\u003cp data-start=\"1288\" data-end=\"1465\"\u003e\u003cstrong data-start=\"1288\" data-end=\"1323\"\u003eTwo Power Cable Length Options:\u003c\/strong\u003e\u003cbr data-start=\"1323\" data-end=\"1326\"\u003e• Series 1 – 14 ft main power cable (for stock front battery location)\u003cbr data-start=\"1396\" data-end=\"1399\"\u003e• Series 2 – 7 ft main power cable (for trunk-mounted batteries)\u003c\/p\u003e\n\u003cp data-start=\"1467\" data-end=\"1819\"\u003e\u003cstrong data-start=\"1467\" data-end=\"1493\"\u003eInstallation Overview:\u003c\/strong\u003e\u003cbr data-start=\"1493\" data-end=\"1496\"\u003eInstallation is straightforward:\u003cbr data-start=\"1528\" data-end=\"1531\"\u003e• Remove rear seat bottom\u003cbr data-start=\"1556\" data-end=\"1559\"\u003e• Open fuel pump access panel\u003cbr data-start=\"1588\" data-end=\"1591\"\u003e• Unplug factory pump connector\u003cbr data-start=\"1622\" data-end=\"1625\"\u003e• Plug XM unit into pump base\u003cbr data-start=\"1654\" data-end=\"1657\"\u003e• Connect factory chassis plug to XM module\u003cbr data-start=\"1700\" data-end=\"1703\"\u003e• Route heavy-gauge positive cable to battery\u003cbr data-start=\"1748\" data-end=\"1751\"\u003e• Connect heavy-gauge ground to the gold zinc-plated seatback bolt\u003c\/p\u003e\n\u003cp data-start=\"1821\" data-end=\"1998\"\u003eImportant: Do NOT use painted bolts for grounding, as they will not provide proper electrical conductivity. Always protect wiring from pinch points and chafing during routing.\u003c\/p\u003e\n\u003cp data-start=\"2000\" data-end=\"2381\"\u003e\u003cstrong data-start=\"2000\" data-end=\"2028\"\u003eStock ECU Compatibility:\u003c\/strong\u003e\u003cbr data-start=\"2028\" data-end=\"2031\"\u003eThis system does not operate with the factory ECU unless the variable voltage control unit is bypassed. Simply bypassing the factory controller still routes power through undersized OEM wiring, which can cause excessive heat and potential connector failure. The XM system solves this by supplying properly sized wiring for safe high-load operation.\u003c\/p\u003e\n\u003cp data-start=\"2383\" data-end=\"2459\"\u003e\u003cstrong data-start=\"2383\" data-end=\"2403\"\u003eVehicle Fitment:\u003c\/strong\u003e\u003cbr data-start=\"2403\" data-end=\"2406\"\u003e• Lexus IS300 (2001–2005)\u003cbr data-start=\"2431\" data-end=\"2434\"\u003e• Toyota Altezza (XE10)\u003c\/p\u003e\n\u003cp data-start=\"2461\" data-end=\"2668\"\u003e\u003cstrong data-start=\"2461\" data-end=\"2481\"\u003eImportant Notes:\u003c\/strong\u003e\u003cbr data-start=\"2481\" data-end=\"2484\"\u003e• Intended for performance and high-output fuel pump applications\u003cbr data-start=\"2549\" data-end=\"2552\"\u003e• Proper wiring routing and protection is critical\u003cbr data-start=\"2602\" data-end=\"2605\"\u003e• Professional installation recommended for high-power builds\u003c\/p\u003e","brand":"Xcessive Manufacturing","offers":[{"title":"Series 1 \/ No Pump","offer_id":51387868086593,"sku":"IS300 Fuel Pump Mod-1","price":135.0,"currency_code":"USD","in_stock":true},{"title":"Series 1 \/ With Walbro 255","offer_id":51659108745537,"sku":"T-SXE10-FPM-S1, UH-FP-W255","price":235.0,"currency_code":"USD","in_stock":true},{"title":"Series 2 \/ No Pump","offer_id":51387868119361,"sku":"IS300 Fuel Pump Mod-2","price":128.0,"currency_code":"USD","in_stock":true},{"title":"Series 2 \/ With Walbro 255","offer_id":51659108778305,"sku":"T-SXE10-FPM-S2, UH-FP-W255","price":228.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/9362\/5921\/files\/xcessive-manufacturing-xm-fuel-pump-mod-lexus-is300-altezza-99-05-4114028.jpg?v=1771536199","url":"https:\/\/lunaticsco.com\/products\/is300-fuel-pump-mod","provider":"Lunaticsco","version":"1.0","type":"link"}