Investments in Unconsolidated Affiliates (Tables)

12 Months Ended

Dec. 31, 2025

Equity Method Investments and Joint Ventures [Abstract]

Schedule of Investments in and Advances to Affiliates, Schedule of Investments

The carrying values of the Partnership’s investments in unconsolidated affiliates as of December 31, 2025 and 2024 were as follows:

	December 31, 2025		December 31, 2024
J.C. Nolan	$	121	$	123
ET-S Permian	1,161		1,212
SARA	141		—
Isla	171		—
Other	30		—
	$	1,624	$	1,335

The following table presents equity in earnings (losses) of unconsolidated affiliates:

	Year Ended December 31,
	2025		2024		2023
J.C. Nolan	$	7	$	7	$	5
ET-S Permian	134		53		—
SARA	1		—		—
Isla	2		—		—
Other	(1)		—		—
	$	143	$	60	$	5

The following tables present aggregated selected balance sheet and income statement data for Sunoco’s unconsolidated affiliates: J.C. Nolan, ET-S Permian, SARA and Isla (on a 100% basis), for all periods presented:

	December 31, 2025		December 31, 2024
Current assets	$	511	$	650
Property, plant and equipment, net	3,912		3,542
Other assets	361		310
Total assets	$	4,784	$	4,502
Current liabilities	$	375	$	477
Non-current liabilities	159		49
Equity	4,250		3,976
Total liabilities and equity	$	4,784	$	4,502

	Year Ended December 31,
	2025		2024		2023
Revenues	$	21,022	$	8,267	$	34
Operating income	444		176		10
Net income	437		176		10