{"id":787,"date":"2026-07-06T12:38:07","date_gmt":"2026-07-06T16:38:07","guid":{"rendered":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2019-ford-f-350-pickup-6-7l-8-cyl-diesel-turbo-maintenance-guide\/"},"modified":"2026-07-06T12:38:07","modified_gmt":"2026-07-06T16:38:07","slug":"2019-ford-f-350-pickup-6-7l-8-cyl-diesel-turbo-maintenance-guide","status":"publish","type":"post","link":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/2019-ford-f-350-pickup-6-7l-8-cyl-diesel-turbo-maintenance-guide\/","title":{"rendered":"2019 Ford F-350 6.7L Diesel Oil Guide: Capacity, Viscosity & Filters"},"content":{"rendered":"
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AMSOIL diesel oil guide for trucks, vans, SUVs and diesel engines<\/figcaption><\/figure>\n

What oil does a 2019 Ford F-350 6.7L Diesel take?<\/h2>\n

For the 2019 Ford F-350 Pickup with the 6.7L 8-cylinder Engine Code [T] T Diesel Turbo, the engine oil capacity is 13 quarts<\/strong> (including filter replacement). Recommended viscosities include 10W-30<\/strong> for normal usage and 5W-40<\/strong> for severe operations. AMSOIL recommends using Signature Series Max-Duty Diesel Oil<\/strong> or Heavy-Duty Synthetic Diesel Oil<\/strong> depending on your specific operating requirements.<\/p>\n

AMSOIL product recommendations<\/h2>\n

The following products are recommended for the 2019 Ford F-350 6.7L Power Stroke diesel engine based on AMSOIL’s specialized formulations for heavy-duty applications.<\/p>\n

Engine Oil Options<\/h3>\n
\n\n\n\n\n\n\n
Product Name<\/th>\nViscosity<\/th>\nPart Number<\/th>\n<\/tr>\n
AMSOIL Signature Series Max-Duty Diesel Oil<\/td>\n10W-30<\/a><\/td>\nDTTQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Signature Series Max-Duty Diesel Oil<\/td>\n5W-40<\/a><\/td>\nDEOQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Heavy-Duty Synthetic Diesel Oil<\/td>\n10W-30<\/a><\/td>\nADNQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Heavy-Duty Synthetic Diesel Oil<\/td>\n5W-40<\/a><\/td>\nADOQT-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Oil & Air Filters<\/h3>\n
\n\n\n\n\n\n
Filter Type<\/th>\nProduct Name<\/th>\nPart Number<\/th>\n<\/tr>\n
Oil Filter<\/td>\nAMSOIL Oil Filter<\/td>\nEAO98-EA<\/a><\/td>\n<\/tr>\n
Oil Filter<\/td>\nWIX Oil Filter<\/td>\n57151-EA<\/a><\/td>\n<\/tr>\n
Air Filter<\/td>\nWIX Air Filter [1]<\/td>\nWA10679-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Engine Oil Specifications & Details<\/h2>\n

Proper lubrication is critical for the 6.7L Power Stroke engine to manage high torque and heavy loads. Always verify your specific operating environment before selecting a viscosity.<\/p>\n

Oil Viscosity Guide<\/h3>\n
\n\n\n\n\n\n\n
Temperature Range<\/th>\nRecommended Viscosity \/ Notes<\/th>\n<\/tr>\n
All Temperatures<\/td>\n0W-30, 0W-40 (Note: Manufacturer recommends 10W-30 for normal and 5W-40 for severe)<\/td>\n<\/tr>\n
Above -18\u00b0C<\/td>\n10W-30 (Manufacturer recommends 5W-40 for severe operations)<\/td>\n<\/tr>\n
Above -7\u00b0C<\/td>\n15W-40 (Manufacturer recommends 5W-40 for severe operations)<\/td>\n<\/tr>\n
Above -29\u00b0C<\/td>\n5W-40 (Manufacturer recommends 10W-30 for normal usage)<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Note on Biodiesel:<\/strong> If biodiesel fuel blends (B20 max) are used, the use of 5W-40 or 15W-40 oil is recommended.<\/p>\n

Oil Change Capacity & Torque<\/h3>\n
\n\n\n\n\n
Specification<\/th>\nValue<\/th>\n<\/tr>\n
Total Oil Capacity<\/td>\n13 quarts (with filter)<\/td>\n<\/tr>\n
Oil Drain Plug Torque<\/td>\n19 ft\/lbs<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

After refill, always check the oil level to ensure accuracy.<\/em><\/p>\n

Common diesel oil-related concerns and how AMSOIL products may help<\/h2>\n

Diesel engines face unique stresses such as soot loading and extreme temperature fluctuations. The following table outlines how specific AMSOIL products can support engine health.<\/p>\n

\n\n\n\n\n\n
Concern<\/th>\nWhy it matters<\/th>\nAMSOIL Product<\/th>\nHow it may help<\/th>\nLimitation<\/th>\n<\/tr>\n
Engine Wear<\/td>\nHigh-pressure components require constant lubrication.<\/td>\nSignature Series Diesel Oil<\/td>\nDelivers up to 6X more wear protection1<\/td>\nRequires regular service intervals.<\/td>\n<\/tr>\n
Extreme Temperatures<\/td>\nViscosity changes can affect cold starts or high-heat towing.<\/td>\nSignature Series \/ Heavy-Duty Diesel Oil<\/td>\nExcels in extreme temperatures and maintains proper viscosity.<\/td>\nDepends on correct viscosity selection.<\/td>\n<\/tr>\n
Contaminants<\/td>\nSmall particles can cause abrasive wear.<\/td>\nAMSOIL Oil Filter<\/td>\nProvides 99% filtering efficiency at 20 microns1.<\/td>\nMust be replaced according to service schedule.<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

1 Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222.<\/small><\/p>\n

Diesel maintenance notes for this vehicle<\/h2>\n