How to remove and reinstall exhaust manifolds in 3.0L and 3.3L V6 engine on Toyota Sienna?

Pull the negative terminal off the battery and to remove the exhaust manifold heat shield, you have to unbolt this from the exhaust manifold while the bolts are loosened, apply penetrating oil on the exhaust manifold bolts to soak. Following this, take off the heated oxygen sensors of the front and rear manifolds, together with the EGR tubing from the rear manifold and cylinder head. Nuts securing front, rear exhaust manifold and manifold braces to the block; support bracket; the two nuts at the exhaust pipe/manifold joining. Pull the electrical connector from the oxygen sensor at each manifold, to do this: unfasten the exhaust manifolds from the cylinder heads, and slide them down the studs, the bolts at the rear of the exhaust manifold are extremely tight, you may need a flexible extension for your ratchet in order to get at them. Visually check manifolds and fastener for cracks and damages, it is also recommended to scrape off all old gasket material and carbon deposit from both manifolds and cylinder head. If the gasket was leaking, check the manifolds for warpage on the cylinder head mounting surface by placing a straightedge on the surface and attempting to start a feeler gauge; if the thickness is outside the limit auto mechanics should take the manifold to an automotive machine shop for surfacing. Place the new gaskets on the studs on the cylinder head, place the manifolds on top of them, and screw the nuts overriding them starting from the center nut to the outside. Replace the remaining parts in the reverse to the order they were removed, when connecting the exhaust pipes replace the gaskets and this should solve the problem of exhaust leak and last but not least, start the engine.

Genuine Toyota Sienna Exhaust Manifold

Engine Exhaust Manifold

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27 Exhaust Manifolds found

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Toyota Sienna Exhaust Manifold Converter Sub-Assembly, No.2
Part Number: 25052-20190
$536.51 MSRP: $671.64
You Save: $135.13 (21%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Sub-Assy, Exhaust Manifold, No.2; Exhaust Manifold, Manifold
- Manufacturer Note: *115=TOYOTA/03-/Y
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004-2007 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.3L | 3MZFE; 3MZFE; MCL20L-PFADKK, MCL20L-PFAEKA, MCL20L-PFAEKK, MCL20L-PFAQKA, MCL20L-PFAQKK, MCL20L-PRADKK, MCL20L-PRAEKA, MCL20L-PRAEKK, MCL20L-PRAQKA, MCL20L-PRAQKK, MCL23L-SBADKA, MCL23L-SBADKK, MCL25L-PFADKK, MCL25L-PFAEKA, MCL25L-PFAEKK, MCL25L-PFAQKA, MCL25L-PFAQKK
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Toyota Sienna Exhaust Manifold Converter Sub-Assembly
Part Number: 25051-20040
$563.97 MSRP: $706.01
You Save: $142.04 (21%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Sub-Assy, Exhaust Manifold; Exhaust Manifold, Manifold
- Manufacturer Note: *115=TOYOTA/03-/Y
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004-2007 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.3L | 3MZFE; 3MZFE; MCL25L-PFADKK, MCL25L-PFAEKA, MCL25L-PFAEKK, MCL25L-PFAQKA, MCL25L-PFAQKK
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Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-20030
$437.86 MSRP: $644.53
You Save: $206.67 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Manifold Sub-Assy, Exhaust, Rh; Exhaust Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2004-2007 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.3L | 3MZFE; 3MZFE; MCL20L-PFADKK, MCL20L-PFAEKA, MCL20L-PFAEKK, MCL20L-PFAQKA, MCL20L-PFAQKK, MCL20L-PRADKK, MCL20L-PRAEKA, MCL20L-PRAEKK, MCL20L-PRAQKA, MCL20L-PRAQKK, MCL23L-SBADKA, MCL23L-SBADKK
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Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-0P270
$412.55 MSRP: $607.28
You Save: $194.73 (33%)
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Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Rh; Catalytic Converter, Exhaust Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2017 Toyota Sienna | LE, SE, STD, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL30L-PFTDKA, GSL30L-PFTEKA, GSL30L-PFTQKA, GSL30L-PRTEKA, GSL30L-PRTQKA, GSL30L-PRTSKA, GSL33L-SBTDKA
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Toyota Sienna Exhaust Manifold Converter Sub-Assembly, No.2
Part Number: 25052-20110
$297.76 MSRP: $363.11
You Save: $65.35 (18%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Sub-Assy, Exhaust Manifold, No.2; Exhaust Manifold
- Manufacturer Note: MARK 20110
- Replaces: 25052-20100
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2000-2003 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSDKK, MCL10L-GFSGKA, MCL10L-GFSGKK, MCL10L-PFSDKA, MCL10L-PFSDKK, MCL10L-PFSGKA, MCL10L-PFSGKK, MCL10L-SESDKA, MCL10L-SESDKK
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Toyota Sienna Exhaust Manifold
Part Number: 17141-36050
$306.88 MSRP: $440.04
You Save: $133.16 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Manifold, Exhaust
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2014 Toyota Sienna | LE | 4 Cyl 2.7L | 1ARFE; 1ARFE; ASL30L-PFTEKA, ASL30L-PRTEKA
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Toyota Sienna Exhaust Manifold Converter Sub-Assembly, No.2
Part Number: 25052-20020
$294.51 MSRP: $359.15
You Save: $64.64 (18%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Sub-Assy, Exhaust Manifold, No.2; Exhaust Manifold
- Manufacturer Note: CALIFORNIA SPEC
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2001 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSGKA, MCL10L-PFSDKA, MCL10L-PFSGKA, MCL10L-SESDKA
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Toyota Sienna Exhaust Manifold
Part Number: 17141-F0010
$573.20 MSRP: $843.75
You Save: $270.55 (33%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Manifold, Exhaust
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2021-2022 Toyota Sienna | 4 Cyl 2.5L | A25AFXS; A25AFXS; AXLH40L-PNXLHA, AXLH40L-PNXSHA, AXLH40L-PNXXHA, AXLH40L-PPXEHA, AXLH40L-PPXXHA, AXLH45L-PNXLHA, AXLH45L-PNXSHA, AXLH45L-PNXXHA, AXLH45L-PPXEHA
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Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-0P150
$944.67 MSRP: $1390.54
You Save: $445.87 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Lh; Catalytic Converter, Exhaust Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2012 Toyota Sienna | LE, SE, STD, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL30L-PFTDKA, GSL30L-PFTEKA, GSL30L-PFTQKA, GSL30L-PRTEKA, GSL30L-PRTQKA, GSL30L-PRTSKA, GSL33L-SBTDKA, GSL35L-PFTDKA, GSL35L-PFTEKA, GSL35L-PFTQKA
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Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-31270
$889.07 MSRP: $1308.71
You Save: $419.64 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assy, Exhaust, Lh; Exhaust Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2007-2010 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL20L-PFADKK, GSL20L-PFAEKA, GSL20L-PFAEKK, GSL20L-PFAQKA, GSL20L-PFAQKK, GSL20L-PRADKK, GSL20L-PRAEKA, GSL20L-PRAEKK, GSL20L-PRAQKA, GSL20L-PRAQKK, GSL23L-SBADKA, GSL23L-SBADKK, GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK
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Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-0P090
$796.53 MSRP: $1172.49
You Save: $375.96 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assy, Exhaust, Lh; Exhaust Manifold
- Manufacturer Note: MARK L0P090
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2010 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL20L-PFADKK, GSL20L-PFAEKA, GSL20L-PFAEKK, GSL20L-PFAQKA, GSL20L-PFAQKK, GSL20L-PRADKK, GSL20L-PRAEKA, GSL20L-PRAEKK, GSL20L-PRAQKA, GSL20L-PRAQKK, GSL23L-SBADKA, GSL23L-SBADKK, GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK
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Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-0P150
$942.63 MSRP: $1387.55
You Save: $444.92 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Rh; Catalytic Converter, Exhaust Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2012 Toyota Sienna | LE, STD, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL35L-PFTDKA, GSL35L-PFTEKA, GSL35L-PFTQKA
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Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-0P330
$722.74 MSRP: $1063.86
You Save: $341.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Rh
- Manufacturer Note: *114=TOYOTA/R0P330/Y
- Position: Passenger Side
- Replaced by: 17140-0P331
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2016-2020 Toyota Sienna | LE, SE, STD, XLE | 6 Cyl 3.5L | 2GRFKS; 2GRFKS; GSL30L-PFZDHA, GSL30L-PFZEHA, GSL30L-PFZQHA, GSL30L-PRZEHA, GSL30L-PRZQHA, GSL30L-PRZSHA, GSL33L-SBZDHA, GSL33L-SEZDHA, GSL35L-PFZEHA, GSL35L-PFZQHA, GSL35L-PFZSHA
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Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-0P080
$970.91 MSRP: $1429.17
You Save: $458.26 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Manifold Sub-Assy, Exhaust, Rh; Exhaust Manifold
- Manufacturer Note: (L)
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2006-2010 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK
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Toyota Sienna Exhaust Manifold Sub-Assembly Right
Part Number: 17104-20010
$232.89 MSRP: $333.96
You Save: $101.07 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Manifold Sub-Assy, Exhaust, Rh; Exhaust Manifold, Manifold
- Manufacturer Note: CALIFORNIA SPEC
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 1998-2001 Toyota Sienna | CE, LE | 6 Cyl 3.0L | 1MZFE; 1MZFE; MCL10L-GFSDKA, MCL10L-GFSGKA, MCL10L-PFSDKA, MCL10L-PFSGKA, MCL10L-SESDKA
View related parts
Toyota Sienna Right Exhaust Manifold Sub-Assembly
Part Number: 17140-0P250
$794.83 MSRP: $1169.98
You Save: $375.15 (33%)
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Rh; Catalytic Converter, Exhaust Manifold
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2017 Toyota Sienna | LE, STD, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL35L-PFTDKA, GSL35L-PFTEKA, GSL35L-PFTQKA
View related parts
Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-0P200
$627.36 MSRP: $923.48
You Save: $296.12 (33%)
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Lh; Exhaust Manifold
- Position: Driver Side
- Replaces: 17150-31650
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2010 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL20L-PFADKK, GSL20L-PFAEKA, GSL20L-PFAEKK, GSL20L-PFAQKA, GSL20L-PFAQKK, GSL20L-PRADKK, GSL20L-PRAEKA, GSL20L-PRAEKK, GSL20L-PRAQKA, GSL20L-PRAQKK, GSL23L-SBADKA, GSL23L-SBADKK, GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK
View related parts
Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-31650
$627.36 MSRP: $923.48
You Save: $296.12 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Lh
- Position: Driver Side
- Replaced by: 17150-0P200
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2009-2010 Toyota Sienna | CE, LE, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL20L-PFADKK, GSL20L-PFAEKA, GSL20L-PFAEKK, GSL20L-PFAQKA, GSL20L-PFAQKK, GSL20L-PRADKK, GSL20L-PRAEKA, GSL20L-PRAEKK, GSL20L-PRAQKA, GSL20L-PRAQKK, GSL23L-SBADKA, GSL23L-SBADKK, GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK
View related parts
Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-0P330
$722.74 MSRP: $1063.86
You Save: $341.12 (33%)
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Lh
- Position: Driver Side
- Replaced by: 17150-0P331
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2016-2020 Toyota Sienna | LE, SE, STD, XLE | 6 Cyl 3.5L | 2GRFKS; 2GRFKS; GSL30L-PFZDHA, GSL30L-PFZEHA, GSL30L-PFZQHA, GSL30L-PRZEHA, GSL30L-PRZQHA, GSL30L-PRZSHA, GSL33L-SBZDHA, GSL33L-SEZDHA, GSL35L-PFZEHA, GSL35L-PFZQHA, GSL35L-PFZSHA
View related parts
Toyota Sienna Left Exhaust Manifold Sub-Assembly
Part Number: 17150-0P250
$794.49 MSRP: $1169.49
You Save: $375.00 (33%)
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust, Lh; Catalytic Converter, Exhaust Manifold
- Position: Driver Side
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
Fits the following Vehicles:
- 2011-2017 Toyota Sienna | LE, SE, STD, XLE | 6 Cyl 3.5L | 2GRFE; 2GRFE; GSL30L-PFTDKA, GSL30L-PFTEKA, GSL30L-PFTQKA, GSL30L-PRTEKA, GSL30L-PRTQKA, GSL30L-PRTSKA, GSL33L-SBTDKA, GSL35L-PFTDKA, GSL35L-PFTEKA, GSL35L-PFTQKA

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Toyota Sienna Exhaust Manifold

If you are in demand for superior quality and affordable OEM Toyota Sienna Exhaust Manifold, then shop with us! We own a wide range of the reduced-priced genuine Toyota Sienna Exhaust Manifold. You can purchase in confidence as all parts come with a manufacturer's warranty. Any issues with our products? No need to worry as we have a hassle-free return policy to guide you every step of the way.

Toyota Sienna Exhaust Manifold Parts Questions & Experts Answers

Right Exhaust Manifold Sub-Assembly
17140-20030
Q: How to remove and reinstall exhaust manifolds in 3.0L and 3.3L V6 engine on Toyota Sienna?
A: Pull the negative terminal off the battery and to remove the exhaust manifold heat shield, you have to unbolt this from the exhaust manifold while the bolts are loosened, apply penetrating oil on the exhaust manifold bolts to soak. Following this, take off the heated oxygen sensors of the front and rear manifolds, together with the EGR tubing from the rear manifold and Cylinder Head. Nuts securing front, rear exhaust manifold and manifold braces to the block; support bracket; the two nuts at the exhaust pipe/manifold joining. Pull the electrical connector from the oxygen sensor at each manifold, to do this: unfasten the exhaust manifolds from the cylinder heads, and slide them down the studs, the bolts at the rear of the exhaust manifold are extremely tight, you may need a flexible extension for your ratchet in order to get at them. Visually check manifolds and fastener for cracks and damages, it is also recommended to scrape off all old gasket material and carbon deposit from both manifolds and cylinder head. If the gasket was leaking, check the manifolds for warpage on the cylinder head mounting surface by placing a straightedge on the surface and attempting to start a feeler gauge; if the thickness is outside the limit auto mechanics should take the manifold to an automotive machine shop for surfacing. Place the new gaskets on the studs on the cylinder head, place the manifolds on top of them, and screw the nuts overriding them starting from the center nut to the outside. Replace the remaining parts in the reverse to the order they were removed, when connecting the exhaust pipes replace the gaskets and this should solve the problem of exhaust leak and last but not least, start the engine.