<SEC-DOCUMENT>0000763744-17-000019.txt : 20170117
<SEC-HEADER>0000763744-17-000019.hdr.sgml : 20170116
<ACCEPTANCE-DATETIME>20170117150742
ACCESSION NUMBER:		0000763744-17-000019
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170115
FILED AS OF DATE:		20170117
DATE AS OF CHANGE:		20170117

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LCI INDUSTRIES
		CENTRAL INDEX KEY:			0000763744
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				133250533
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3501 COUNTY ROAD 6 EAST
		CITY:			ELKHART
		STATE:			IN
		ZIP:			46514
		BUSINESS PHONE:		5745351125

	MAIL ADDRESS:	
		STREET 1:		3501 COUNTY ROAD 6 EAST
		CITY:			ELKHART
		STATE:			IN
		ZIP:			46514

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREW INDUSTRIES INC
		DATE OF NAME CHANGE:	20161220

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREW INDUSTRIES Inc
		DATE OF NAME CHANGE:	20150408

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREW INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GERO JAMES
		CENTRAL INDEX KEY:			0001213182

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13646
		FILM NUMBER:		17530564

	MAIL ADDRESS:	
		STREET 1:		C/O ORTHOFIX INTERNATIONAL
		STREET 2:		3451 PLANO PARKWAY
		CITY:			LEWISVILLE
		STATE:			TX
		ZIP:			75056
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_148468364963587.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-01-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000763744</issuerCik>
        <issuerName>LCI INDUSTRIES</issuerName>
        <issuerTradingSymbol>LCII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001213182</rptOwnerCik>
            <rptOwnerName>GERO JAMES</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LCI INDUSTRIES</rptOwnerStreet1>
            <rptOwnerStreet2>3501 COUNTY ROAD 6 EAST</rptOwnerStreet2>
            <rptOwnerCity>ELKHART</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>46514</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2204</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>213655</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Deferred Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.0</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2203.56</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>84.81</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2017-01-15</value>
            </exerciseDate>
            <expirationDate>
                <value>2017-01-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2204.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each Deferred Stock Unit represents a contingent right to receive one share of LCII Common Stock.</footnote>
        <footnote id="F2">Deferred Stock Units issued in lieu of cash fees as part of director compensation in fiscal 2016. Price reflects weighted average of closing market prices used to calculate number of Deferred Stock Units issued.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Brian M. Hall on behalf of James F. Gero</signatureName>
        <signatureDate>2017-01-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
