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ATP PartsPart #: B-521

ATP Parts B-521 Transmission Filter Kit

Name: ATP Parts B-521 Transmission Filter Kit
Brand: ATP Parts
SKU: BBFB-B-521
Price: 96.00 USD
Availability: InStock

207 vehicles fit this part

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Fitment: Cadillac, Chevrolet, and GMC, ATS, Camaro, Canyon, Cheyenne, Colorado, Corvette, CT6, CTS, Escalade, Escalade ESV, Express 2500, Express 3500, Sierra, Sierra 1500, Silverado 1500, Yukon, and Yukon XL

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Not what you need? See all Transmission Filter Kit options

Transmission Filter Kit for GM Applications

ATP Parts B-521 is a transmission filter kit built for GM vehicles that rely on clean automatic transmission fluid to protect internal components. By replacing a clogged filter at service intervals, you help keep debris out of the valve body and maintain proper fluid flow in the transmission.

Compatible With 2015-2022 Chevrolet Silverado 1500, 2015-2022 GMC Sierra 1500, and other listed GM applications, this ATP transmission filter kit supports routine transmission service on a wide range of trucks, SUVs, and performance models. Part number B-521 is also a direct search match for buyers looking up ATP B-521 transmission filter kit fitment.

Key Features

Transmission filter kit for automatic transmission service
Helps keep transmission fluid cleaner by trapping wear debris
Supports valve body cleanliness and internal fluid passage protection
Fits a broad range of Chevrolet, GMC, Cadillac, and select performance applications
ATP Parts B-521 for easy catalog lookup and fitment verification

Detailed Description

Transmission fluid is the working fluid of the transmission, and filter condition directly affects how well contaminants are removed during normal operation. ATP Parts B-521 is designed for service replacement on GM platforms where regular filter changes are part of maintaining transmission health. This kit is a practical choice for owners searching for a transmission filter kit for 2015-2022 Chevrolet Silverado 1500, 2015-2022 GMC Sierra 1500, or other listed applications such as Chevrolet Camaro, Colorado, Express 2500, Express 3500, GMC Canyon, Cadillac ATS, CTS, CT6, Escalade, Yukon, and Corvette. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

Dirty transmission fluid from normal wear and debris buildup
Restricted fluid flow through a loaded or clogged filter
Contamination that can affect valve body operation
Service intervals where the transmission filter needs replacement
Transmission maintenance on GM trucks, SUVs, and performance vehicles

Installation Notes and Tips

Verify transmission code and model-year fitment before ordering, especially on applications with specific notes such as the 2019 Chevrolet Camaro with 8-speed transmission code 8L90. Replace the filter during a proper transmission service and inspect the pan, gasket surfaces, and fluid condition before reassembly. Confirm the vehicle application against the catalog listing for your Chevrolet Silverado 1500, GMC Sierra 1500, or other listed model.

Quality Assurance

ATP Parts designs transmission filters to help keep transmission fluid clean and reduce the risk of debris-related wear inside the transmission. Regular filter replacement supports long-term serviceability and helps avoid preventable repair issues caused by contamination.

Brand	ATP Parts
Part Number	B-521
LineCode	Atp

This part fits 207 vehicles. Search below:

Year	Make	Model	Submodel	Body Type	Drive Type	Transmission	Liters	Cylinders	Fuel Type	Position	Notes
2022	Chevrolet	Silverado 1500	WT	Standard Cab Pickup	RWD	Automatic	5.3L	V8	GAS	N/A
2022	GMC	Sierra 1500	Pro	Standard Cab Pickup	RWD	Automatic	5.3L	V8	GAS	N/A
2022	GMC	Sierra 1500 Limited	Pro	Standard Cab Pickup	RWD	Automatic	5.3L	V8	GAS	N/A
2021	Chevrolet	Silverado 1500	RST	Extended Cab Pickup	RWD	Automatic	5.3L	V8	GAS	N/A
2021	GMC	Sierra 1500	SLT	Extended Cab Pickup	RWD	Automatic	5.3L	V8	GAS	N/A
2020	Chevrolet	Camaro			RWD	Automatic	3.6L	V6		N/A
2020	Chevrolet	Camaro			RWD	Automatic	2.0L	L4		N/A
2020	Chevrolet	Colorado			RWD	Automatic	3.6L	V6		N/A
2020	Chevrolet	Colorado			4WD	Automatic	3.6L	V6		N/A
2020	Chevrolet	Colorado			RWD	Automatic	2.8L	L4		N/A
2020	Chevrolet	Colorado			4WD	Automatic	2.8L	L4		N/A
2020	Chevrolet	Colorado			RWD	Automatic	2.5L	L4		N/A
2020	Chevrolet	Colorado			4WD	Automatic	2.5L	L4		N/A
2020	Chevrolet	Express 2500			RWD	Automatic	6.0L	V8		N/A
2020	Chevrolet	Express 2500			RWD	Automatic	4.3L	V6		N/A
2020	Chevrolet	Express 2500			RWD	Automatic	2.8L	L4		N/A
2020	Chevrolet	Express 3500			RWD	Automatic	6.0L	V8		N/A
2020	Chevrolet	Express 3500			RWD	Automatic	4.3L	V6		N/A
2020	Chevrolet	Express 3500			RWD	Automatic	2.8L	L4		N/A
2020	Chevrolet	Silverado 1500			RWD	Automatic	6.2L	V8		N/A
2020	Chevrolet	Silverado 1500			4WD	Automatic	6.2L	V8		N/A
2020	Chevrolet	Silverado 1500			RWD	Automatic	5.3L	V8		N/A
2020	Chevrolet	Silverado 1500			4WD	Automatic	5.3L	V8		N/A
2020	Chevrolet	Silverado 1500			RWD	Automatic	2.7L	L4		N/A
2020	Chevrolet	Silverado 1500			4WD	Automatic	2.7L	L4		N/A
2020	GMC	Canyon			RWD	Automatic	3.6L	V6		N/A
2020	GMC	Canyon			4WD	Automatic	3.6L	V6		N/A
2020	GMC	Canyon			RWD	Automatic	2.8L	L4		N/A
2020	GMC	Canyon			4WD	Automatic	2.8L	L4		N/A
2020	GMC	Canyon			RWD	Automatic	2.5L	L4		N/A
2020	GMC	Canyon			4WD	Automatic	2.5L	L4		N/A
2020	GMC	Sierra 1500			RWD	Automatic	6.2L	V8		N/A
2020	GMC	Sierra 1500			4WD	Automatic	6.2L	V8		N/A
2020	GMC	Sierra 1500			RWD	Automatic	5.3L	V8		N/A
2020	GMC	Sierra 1500			4WD	Automatic	5.3L	V8		N/A
2020	GMC	Sierra 1500			RWD	Automatic	2.7L	L4		N/A
2020	GMC	Sierra 1500			4WD	Automatic	2.7L	L4		N/A
2019	Cadillac	ATS			RWD	Automatic	3.6L	V6		N/A
2019	Cadillac	ATS			AWD	Automatic	3.6L	V6		N/A
2019	Cadillac	ATS			RWD	Automatic	2.0L	L4		N/A
2019	Cadillac	ATS			AWD	Automatic	2.0L	L4		N/A
2019	Cadillac	CTS			RWD	Automatic	6.2L	V8		N/A
2019	Cadillac	CTS			RWD	Automatic	3.6L	V6		N/A
2019	Cadillac	CTS			AWD	Automatic	3.6L	V6		N/A
2019	Cadillac	CTS			RWD	Automatic	2.0L	L4		N/A
2019	Cadillac	CTS			AWD	Automatic	2.0L	L4		N/A
2019	Chevrolet	Camaro				Automatic	6.2L	V8		N/A	TransmissionNumSpeeds: 8; Only Fits Only fits TransmissionCode: 8L90
2019	Chevrolet	Camaro				Automatic	3.6L	V6		N/A
2019	Chevrolet	Camaro				Automatic	2.0L	L4		N/A
2019	Chevrolet	Cheyenne			4WD	Automatic	5.3L	V8		N/A
2019	Chevrolet	Colorado				Automatic	3.6L	V6		N/A
2019	Chevrolet	Colorado				Automatic	2.8L	L4		N/A
2019	Chevrolet	Colorado				Automatic	2.5L	L4		N/A
2019	Chevrolet	Corvette			RWD	Automatic	6.2L	V8		N/A
2019	Chevrolet	Express 2500			RWD	Automatic	6.0L	V8		N/A
2019	Chevrolet	Express 2500			RWD	Automatic	4.3L	V6		N/A
2019	Chevrolet	Express 2500			RWD	Automatic	2.8L	L4		N/A
2019	Chevrolet	Express 3500			RWD	Automatic	6.0L	V8		N/A
2019	Chevrolet	Express 3500			RWD	Automatic	4.3L	V6		N/A
2019	Chevrolet	Express 3500			RWD	Automatic	2.8L	L4		N/A
2019	Chevrolet	Silverado 1500			RWD	Automatic	6.2L	V8		N/A
2019	Chevrolet	Silverado 1500			4WD	Automatic	6.2L	V8		N/A
2019	Chevrolet	Silverado 1500			RWD	Automatic	5.3L	V8		N/A
2019	Chevrolet	Silverado 1500			4WD	Automatic	5.3L	V8		N/A
2019	Chevrolet	Silverado 1500			RWD	Automatic	2.7L	L4		N/A
2019	Chevrolet	Silverado 1500			4WD	Automatic	2.7L	L4		N/A
2019	GMC	Canyon				Automatic	3.6L	V6		N/A
2019	GMC	Canyon				Automatic	2.8L	L4		N/A
2019	GMC	Canyon				Automatic	2.5L	L4		N/A
2019	GMC	Sierra			4WD	Automatic	5.3L	V8		N/A
2019	GMC	Sierra 1500			RWD	Automatic	6.2L	V8		N/A
2019	GMC	Sierra 1500			4WD	Automatic	6.2L	V8		N/A
2019	GMC	Sierra 1500			RWD	Automatic	5.3L	V8		N/A
2019	GMC	Sierra 1500			4WD	Automatic	5.3L	V8		N/A
2019	GMC	Sierra 1500			RWD	Automatic	2.7L	L4		N/A
2019	GMC	Sierra 1500			4WD	Automatic	2.7L	L4		N/A
2018	Cadillac	ATS			RWD	Automatic	3.6L	V6		N/A
2018	Cadillac	ATS			AWD	Automatic	3.6L	V6		N/A
2018	Cadillac	ATS			RWD	Automatic	2.0L	L4		N/A
2018	Cadillac	ATS			AWD	Automatic	2.0L	L4		N/A
2018	Cadillac	CT6			RWD	Automatic	3.6L	V6		N/A
2018	Cadillac	CT6			AWD	Automatic	3.6L	V6		N/A
2018	Cadillac	CT6			RWD	Automatic	3.0L	V6		N/A
2018	Cadillac	CT6			AWD	Automatic	3.0L	V6		N/A
2018	Cadillac	CT6			RWD	Automatic	2.0L	L4		N/A
2018	Cadillac	CT6			AWD	Automatic	2.0L	L4		N/A
2018	Cadillac	CTS			RWD	Automatic	6.2L	V8		N/A
2018	Cadillac	CTS			RWD	Automatic	3.6L	V6		N/A
2018	Cadillac	CTS			AWD	Automatic	3.6L	V6		N/A
2018	Cadillac	CTS			RWD	Automatic	2.0L	L4		N/A
2018	Cadillac	CTS			AWD	Automatic	2.0L	L4		N/A
2018	Chevrolet	Camaro			RWD	Automatic	6.2L	V8		N/A
2018	Chevrolet	Camaro			RWD	Automatic	3.6L	V6		N/A
2018	Chevrolet	Camaro			RWD	Automatic	2.0L	L4		N/A
2018	Chevrolet	Cheyenne			4WD	Automatic	6.2L	V8		N/A
2018	Chevrolet	Colorado				Automatic	3.6L	V6		N/A
2018	Chevrolet	Colorado				Automatic	2.8L	L4		N/A
2018	Chevrolet	Colorado				Automatic	2.5L	L4		N/A
2018	Chevrolet	Corvette			RWD	Automatic	6.2L	V8		N/A
2018	Chevrolet	Express 2500			RWD	Automatic	6.0L	V8		N/A
2018	Chevrolet	Express 2500			RWD	Automatic	4.3L	V6		N/A
2018	Chevrolet	Express 2500			RWD	Automatic	2.8L	L4		N/A
2018	Chevrolet	Express 3500			RWD	Automatic	6.0L	V8		N/A
2018	Chevrolet	Express 3500			RWD	Automatic	4.3L	V6		N/A
2018	Chevrolet	Express 3500			RWD	Automatic	2.8L	L4		N/A
2018	Chevrolet	Silverado 1500				Automatic	6.2L	V8		N/A
2018	Chevrolet	Silverado 1500				Automatic	5.3L	V8		N/A
2018	Chevrolet	Silverado 1500				Automatic	4.3L	V6		N/A
2018	GMC	Canyon				Automatic	3.6L	V6		N/A
2018	GMC	Canyon				Automatic	2.8L	L4		N/A
2018	GMC	Canyon				Automatic	2.5L	L4		N/A
2018	GMC	Sierra			4WD	Automatic	6.2L	V8		N/A
2018	GMC	Sierra 1500				Automatic	6.2L	V8		N/A
2018	GMC	Sierra 1500				Automatic	5.3L	V8		N/A
2017	Cadillac	ATS			RWD	Automatic	3.6L	V6		N/A
2017	Cadillac	ATS			AWD	Automatic	3.6L	V6		N/A
2017	Cadillac	ATS			RWD	Automatic	2.5L	L4		N/A
2017	Cadillac	ATS			AWD	Automatic	2.5L	L4		N/A
2017	Cadillac	ATS			RWD	Automatic	2.0L	L4		N/A
2017	Cadillac	ATS			AWD	Automatic	2.0L	L4		N/A
2017	Cadillac	CT6			RWD	Automatic	3.6L	V6		N/A
2017	Cadillac	CT6			AWD	Automatic	3.6L	V6		N/A
2017	Cadillac	CT6			RWD	Automatic	3.0L	V6		N/A
2017	Cadillac	CT6			AWD	Automatic	3.0L	V6		N/A
2017	Cadillac	CT6			RWD	Automatic	2.0L	L4		N/A
2017	Cadillac	CT6			AWD	Automatic	2.0L	L4		N/A
2017	Cadillac	CTS			RWD	Automatic	6.2L	V8		N/A
2017	Cadillac	CTS			RWD	Automatic	3.6L	V6		N/A
2017	Cadillac	CTS			AWD	Automatic	3.6L	V6		N/A
2017	Cadillac	CTS			RWD	Automatic	2.0L	L4		N/A
2017	Cadillac	CTS			AWD	Automatic	2.0L	L4		N/A
2017	Cadillac	Escalade			RWD	Automatic	6.2L	V8		N/A
2017	Cadillac	Escalade			4WD	Automatic	6.2L	V8		N/A
2017	Cadillac	Escalade ESV			RWD	Automatic	6.2L	V8		N/A
2017	Cadillac	Escalade ESV			4WD	Automatic	6.2L	V8		N/A
2017	Chevrolet	Camaro			RWD	Automatic	6.2L	V8		N/A
2017	Chevrolet	Camaro			RWD	Automatic	3.6L	V6		N/A
2017	Chevrolet	Camaro			RWD	Automatic	2.0L	L4		N/A
2017	Chevrolet	Cheyenne			4WD	Automatic	6.2L	V8		N/A
2017	Chevrolet	Colorado					3.6L	V6		N/A
2017	Chevrolet	Colorado					2.8L	L4		N/A
2017	Chevrolet	Colorado					2.5L	L4		N/A
2017	Chevrolet	Corvette			RWD	Automatic	6.2L	V8		N/A
2017	Chevrolet	Express 2500					6.0L	V8		N/A
2017	Chevrolet	Express 2500					4.8L	V8		N/A
2017	Chevrolet	Express 2500					2.8L	L4		N/A
2017	Chevrolet	Express 3500					6.0L	V8		N/A
2017	Chevrolet	Express 3500					4.8L	V8		N/A
2017	Chevrolet	Express 3500					2.8L	L4		N/A
2017	Chevrolet	Silverado 1500					6.2L	V8		N/A
2017	Chevrolet	Silverado 1500					5.3L	V8		N/A
2017	Chevrolet	Silverado 1500					4.3L	V6		N/A
2017	GMC	Canyon			RWD	Automatic	3.6L	V6		N/A
2017	GMC	Canyon			4WD	Automatic	3.6L	V6		N/A
2017	GMC	Canyon			RWD	Automatic	2.8L	L4		N/A
2017	GMC	Canyon			4WD	Automatic	2.8L	L4		N/A
2017	GMC	Canyon			RWD	Automatic	2.5L	L4		N/A
2017	GMC	Canyon			4WD	Automatic	2.5L	L4		N/A
2017	GMC	Sierra			4WD	Automatic	6.2L	V8		N/A
2017	GMC	Sierra 1500				Automatic	6.2L	V8		N/A
2017	GMC	Sierra 1500				Automatic	5.3L	V8		N/A
2017	GMC	Yukon					6.2L	V8		N/A
2017	GMC	Yukon XL					6.2L	V8		N/A
2016	Cadillac	ATS			RWD	Automatic	3.6L	V6		N/A
2016	Cadillac	ATS			AWD	Automatic	3.6L	V6		N/A
2016	Cadillac	ATS			RWD	Automatic	2.5L	L4		N/A
2016	Cadillac	ATS			AWD	Automatic	2.5L	L4		N/A
2016	Cadillac	ATS			RWD	Automatic	2.0L	L4		N/A
2016	Cadillac	ATS			AWD	Automatic	2.0L	L4		N/A
2016	Cadillac	CT6			RWD	Automatic	3.6L	V6		N/A
2016	Cadillac	CT6			AWD	Automatic	3.6L	V6		N/A
2016	Cadillac	CT6			RWD	Automatic	3.0L	V6		N/A
2016	Cadillac	CT6			AWD	Automatic	3.0L	V6		N/A
2016	Cadillac	CT6			RWD	Automatic	2.0L	L4		N/A
2016	Cadillac	CT6			AWD	Automatic	2.0L	L4		N/A
2016	Cadillac	CTS			RWD	Automatic	6.2L	V8		N/A
2016	Cadillac	CTS			RWD	Automatic	3.6L	V6		N/A
2016	Cadillac	CTS			AWD	Automatic	3.6L	V6		N/A
2016	Cadillac	CTS			RWD	Automatic	2.0L	L4		N/A
2016	Cadillac	CTS			AWD	Automatic	2.0L	L4		N/A
2016	Cadillac	Escalade			RWD	Automatic	6.2L	V8		N/A
2016	Cadillac	Escalade			4WD	Automatic	6.2L	V8		N/A
2016	Cadillac	Escalade ESV			RWD	Automatic	6.2L	V8		N/A
2016	Cadillac	Escalade ESV			4WD	Automatic	6.2L	V8		N/A
2016	Chevrolet	Camaro			RWD	Automatic	6.2L	V8		N/A
2016	Chevrolet	Camaro			RWD	Automatic	3.6L	V6		N/A
2016	Chevrolet	Camaro			RWD	Automatic	2.0L	L4		N/A
2016	Chevrolet	Corvette			RWD	Automatic	6.2L	V8		N/A
2016	Chevrolet	Silverado 1500					6.2L	V8		N/A
2016	Chevrolet	Silverado 1500					5.3L	V8		N/A
2016	Chevrolet	Silverado 1500					4.3L	V6		N/A
2016	GMC	Sierra			AWD	Automatic	6.2L	V8		N/A
2016	GMC	Sierra 1500				Automatic	6.2L	V8		N/A
2016	GMC	Sierra 1500				Automatic	5.3L	V8		N/A
2016	GMC	Yukon					6.2L	V8		N/A
2016	GMC	Yukon XL					6.2L	V8		N/A
2015	Cadillac	Escalade				Automatic	6.2L	V8		N/A
2015	Cadillac	Escalade ESV			RWD	Automatic	6.2L	V8		N/A
2015	Cadillac	Escalade ESV			4WD	Automatic	6.2L	V8		N/A
2015	Cadillac	Escalade ESV				Automatic	6.2L	V8		N/A
2015	Chevrolet	Corvette			RWD	Automatic	6.2L	V8		N/A
2015	Chevrolet	Silverado 1500					6.2L	V8		N/A
2015	Chevrolet	Silverado 1500					5.3L	V8		N/A
2015	GMC	Sierra 1500				Automatic	6.2L	V8		N/A
2015	GMC	Sierra 1500				Automatic	5.3L	V8		N/A
2015	GMC	Yukon					6.2L	V8		N/A
2015	GMC	Yukon XL					6.2L	V8		N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

ATP Parts B-521 Transmission Filter Kit

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Transmission Filter Kit for GM Applications

Key Features

Detailed Description

What It Helps Address

Installation Notes and Tips

Quality Assurance

ATP Parts B-521 Transmission Filter Kit

Transmission Filter Kit for GM Applications

Key Features

Detailed Description

What It Helps Address

Installation Notes and Tips

Quality Assurance

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