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17168-31021 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 product image
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17168-31021 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 product image
17168-31021 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 product image
17168-31021 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 product image

17168-31021 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2

Toyota EPC Name: INSULATOR, EXHAUST MANIFOLD HEAT, NO.2
17168-31021
Catalog: 521220 PNC: 17168 - INSULATOR, EXHAUST MANIFOLD HEAT, NO.2
Quick Buying Check
Fitment 34 EPC group(s)

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Reference 17168

INSULATOR, EXHAUST MANIFOLD HEAT, NO.2

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Fitment Reference

Toyota and Lexus part applications can vary by market, production date, chassis code, engine, trim, and catalog. Always verify part number 17168-31021, PNC, vehicle application, and VIN before ordering.
Model Name Fr-To Model Description Catalog
PREVIA/TARAGO 2016.05 -
2GRFE..GSR50
 652260
PREVIA/TARAGO 2012.04 - 2016.05
2GRFE..GSR50..ARL,GCC;2GRFE..GSR50..LHD..GEN
 652260
ESTIMA 2012.04 - 2016.05
2GRFE..GSR5#
 652160
PREVIA/TARAGO 2012.04 - 2014.09
2GRFE..GSR50..RHD..GEN
 652260
LEXUS RX350/450H(NAP 2012.04 - 2014.02
2GRFE..GGL1#..NAP
 523420
ALPHARD/VELLFIRE/HV 2011.10 -
2GRFE..GGH20
 713230
ALPHARD/VELLFIRE/HV 2011.10 -
2GRFE..GGH2#..CBU
 713130
MARK X ZIO 2011.02 -
2GRFE..GGA10
 351130
RAV4/VANGUARD 2010.02 - 2012.12
2GRFE..GSA33
 662130
BLADE 2009.12 -
2GRFE..GRE156
 262110
HIGHLANDER (CHINA) 2009.05 - 2012.05
2GRFE..GSU45
 520310
LEXUS RX350/450H(NAP 2009.01 - 2012.04
2GRFE..GGL1#..NAP
 523420
PREVIA/TARAGO 2008.12 - 2012.05
2GRFE..GSR50..RHD
 652260
PREVIA/TARAGO 2008.12 - 2012.04
2GRFE..GSR50..LHD
 652260
ESTIMA 2008.12 - 2012.04
2GRFE..GSR5#..CBU
 652160
RAV4 (NAP) 2008.11 -
2GRFE..GSA3#..NAP
 665410
RAV4 2008.08 - 2012.12
2GRFE..GSA33
 662230
RAV4 (JPP) 2008.08 - 2012.12
2GRFE..GSA3#..JPP
 662430
ALPHARD/VELLFIRE/HV 2008.04 - 2011.10
2GRFE..GGH20
 713230
ALPHARD/VELLFIRE/HV 2008.04 - 2011.10
2GRFE..GGH2#..CBU
 713130
MARK X ZIO 2007.09 - 2011.02
2GRFE..GGA10
 351130
RAV4/VANGUARD 2007.08 - 2010.02
2GRFE..GSA33
 662130
BLADE 2007.08 - 2009.12
2GRFE..GRE156
 262110
RAV4 2007.08 - 2008.08
2GRFE..GSA33
 662230
HIGHLANDER/KLUGER 2007.05 - 2008.11
2GRFE..GSU4#
 522320
HIGHLANDER (JPP) 2007.05 - 2008.11
2GRFE..GSU4#
 522420
SIENNA 2007.04 - 2009.05
2GRFE..GSL2#
 622420
PREVIA/TARAGO 2007.04 - 2008.12
2GRFE..GSR50
 652260
ESTIMA 2007.04 - 2008.12
2GRFE..GSR5#..CBU
 652160
LEXUS RX300/330/350 2007.04 - 2008.12
2GRFE..GSU35
 521220
HARRIER 2007.04 - 2008.12
2GRFE..GSU3#
 521120
LEXUS RX330/350(JPP) 2007.04 - 2008.12
2GRFE..GSU3#..JPP
 521420
RAV4 (JPP) 2007.04 - 2008.08
2GRFE..GSA3#..JPP
 662430
LEXUS RX330/350(NAP) 2007.04 -
2GRFE..GSU3#..NAP
 523410

Same PNC 17168 Part Numbers

17168-20070 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17168-31020 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 12521-72010 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 12521-73010 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17107-78110 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17166-54010 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35030 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35040 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35050 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35070 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35080 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 17167-35090 INSULATOR, EXHAUST MANIFOLD HEAT, NO.2
View more PNC 17168 part numbers

FAQ

What is 17168-31021?
17168-31021 is a Toyota/Lexus reference part number for INSULATOR, EXHAUST MANIFOLD HEAT, NO.2. Check PNC, fitment, catalog, and VIN before ordering.

How do I check if 17168-31021 fits my vehicle?
Verify the OE number, PNC, vehicle catalog, production date, chassis, engine, trim, and VIN before ordering.

Is 1716831021 the same as 17168-31021?
Yes. 1716831021 is a common search format without hyphens. Always verify the full OE number and fitment details.

Can NeoZeroAuto help verify 17168-31021 by VIN?
Yes. Send the VIN, part number, quantity, and destination country for manual fitment reference support.

Related Parts

17101-20050 MANIFOLD, INTAKE 17101-20070 MANIFOLD, INTAKE 17109-20100 TANK, INTAKE AIR SURGE 17109-20130 TANK, INTAKE AIR SURGE 17111-31141 MANIFOLD, INTAKE 17116-20010 GASKET, INTAKE FLANGE 17118-20060 STAY, MANIFOLD 17118-31070 STAY, MANIFOLD 17119-31020 STAY, MANIFOLD, NO.2 17125-20030 STAY, SURGE TANK, NO.1 17125-31040 STAY, SURGE TANK, NO.1 17126-20030 STAY, SURGE TANK, NO.2
Technical Reference Details

Specifications

Brand NeoZeroAuto
Part Name Code 17168
Manufacturer Part Number 17168-31021
Part Description INSULATOR, EXHAUST MANIFOLD HEAT, NO.2
Condition New
Quantity Per Vehicle 1
SKU 17168-31021
Catalog 521220
PNC 17168
PNC Group INSULATOR, EXHAUST MANIFOLD HEAT, NO.2

OE Number Variants

This reference page covers part number 17168-31021. OE and reference number variants include:

  • 17168-31021
  • 1716831021
  • 17168 31021

What is 17168-31021?

17168-31021 is a Toyota/Lexus reference part number for INSULATOR, EXHAUST MANIFOLD HEAT, NO.2. In EPC data, it is listed as INSULATOR, EXHAUST MANIFOLD HEAT, NO.2 under PNC 17168. Use the fitment table above to confirm catalog, production date, engine, chassis, and market application.

Toyota reference part number 17168-31021 corresponds to INSULATOR, EXHAUST MANIFOLD HEAT, NO.2. Toyota EPC lists this part as INSULATOR, EXHAUST MANIFOLD HEAT, NO.2. For higher accuracy, verify by VIN, production date, market, and detailed vehicle configuration before ordering or quoting.

© 2026 NeoZeroAuto. Toyota / Lexus reference catalog for identification and fitment lookup.