<SEC-DOCUMENT>0001590976-18-000046.txt : 20180517
<SEC-HEADER>0001590976-18-000046.hdr.sgml : 20180517
<ACCEPTANCE-DATETIME>20180517162752
ACCESSION NUMBER:		0001590976-18-000046
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180516
FILED AS OF DATE:		20180517
DATE AS OF CHANGE:		20180517

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Kent Deborah S.
		CENTRAL INDEX KEY:			0001598523

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36290
		FILM NUMBER:		18843377

	MAIL ADDRESS:	
		STREET 1:		5075 KIMBERLY WAY
		CITY:			LOUDON
		STATE:			TN
		ZIP:			37774

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Malibu Boats, Inc.
		CENTRAL INDEX KEY:			0001590976
		STANDARD INDUSTRIAL CLASSIFICATION:	SHIP & BOAT BUILDING & REPAIRING [3730]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		5075 KIMBERLY WAY
		CITY:			LOUDON
		STATE:			TN
		ZIP:			37774
		BUSINESS PHONE:		865-458-5478

	MAIL ADDRESS:	
		STREET 1:		5075 KIMBERLY WAY
		CITY:			LOUDON
		STATE:			TN
		ZIP:			37774
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_152658885909317.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-05-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001590976</issuerCik>
        <issuerName>Malibu Boats, Inc.</issuerName>
        <issuerTradingSymbol>MBUU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001598523</rptOwnerCik>
            <rptOwnerName>Kent Deborah S.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5075 KIMBERLY WAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOUDON</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37774</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Human Resources</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-05-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>67</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>42.57</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6390</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The shares of the Issuer's Class A Common Stock were withheld for tax withholding purposes in connection with the vesting of 225 restricted stock units granted on May 16, 2015, representing the contingent right to receive an equivalent number of shares of the Issuer's Class A Common Stock.</footnote>
        <footnote id="F2">Includes 1,475 restricted stock units vesting in four substantially equal annual installments beginning on November 6, 2018, 2,175 restricted stock units vesting in three equal annual installments beginning November 4, 2018, 1,000 restricted stock units vesting on June 27, 2018 and 225 restricted stock units vesting on May 16, 2019.  The restricted stock units represent the contingent right to receive an equivalent number of shares of the Issuer's Class A Common Stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Deborah S. Kent /s/ Wayne Wilson as attorney-in-fact</signatureName>
        <signatureDate>2018-05-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
